20401410400411 has 8 divisors (see below), whose sum is σ = 21129649314480. Its totient is φ = 19674820953312.

The previous prime is 20401410400403. The next prime is 20401410400453. The reversal of 20401410400411 is 11400401410402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20401410400411 - 2³ = 20401410400403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20401410400711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412341565 + ... + 412391038.

It is an arithmetic number, because the mean of its divisors is an integer number (2641206164310).

Almost surely, 2^{20401410400411} is an apocalyptic number.

20401410400411 is a deficient number, since it is larger than the sum of its proper divisors (728238914069).

20401410400411 is an equidigital number, since it uses as much as digits as its factorization.

20401410400411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824733485.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 20401410400411 its reverse (11400401410402), we get a palindrome (31801811810813).

The spelling of 20401410400411 in words is "twenty trillion, four hundred one billion, four hundred ten million, four hundred thousand, four hundred eleven".