2153441104000 has 128 divisors (see below), whose sum is σ = 5433905992320. Its totient is φ = 848519654400.

The previous prime is 2153441103973. The next prime is 2153441104007. The reversal of 2153441104000 is 4011443512.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (2153441104007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67597 + ... + 2076403.

It is an arithmetic number, because the mean of its divisors is an integer number (42452390565).

Almost surely, 2^{2153441104000} is an apocalyptic number.

2153441104000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2153441104000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2716952996160).

2153441104000 is an abundant number, since it is smaller than the sum of its proper divisors (3280464888320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2153441104000 is an equidigital number, since it uses as much as digits as its factorization.

2153441104000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2008903 (or 2008881 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 2153441104000 its reverse (4011443512), we get a palindrome (2157452547512).

The spelling of 2153441104000 in words is "two trillion, one hundred fifty-three billion, four hundred forty-one million, one hundred four thousand".