11746755121530 has 128 divisors (see below), whose sum is σ = 33124884339456. Its totient is φ = 2628329932800.

The previous prime is 11746755121483. The next prime is 11746755121553. The reversal of 11746755121530 is 3512155764711.

It is a self number, because there is not a number n which added to its sum of digits gives 11746755121530.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36652942 + ... + 36972038.

It is an arithmetic number, because the mean of its divisors is an integer number (258788158902).

Almost surely, 2^{11746755121530} is an apocalyptic number.

11746755121530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11746755121530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16562442169728).

11746755121530 is an abundant number, since it is smaller than the sum of its proper divisors (21378129217926).

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

11746755121530 is a wasteful number, since it uses less digits than its factorization.

11746755121530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327712.

The product of its (nonzero) digits is 882000, while the sum is 48.

The spelling of 11746755121530 in words is "eleven trillion, seven hundred forty-six billion, seven hundred fifty-five million, one hundred twenty-one thousand, five hundred thirty".