11919596832 has 144 divisors (see below), whose sum is σ = 39822427008. Its totient is φ = 3334141440.

The previous prime is 11919596803. The next prime is 11919596833. The reversal of 11919596832 is 23869591911.

11919596832 is a `hidden beast` number, since 1 + 1 + 9 + 19 + 596 + 8 + 32 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (11919596833) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103528 + ... + 185895.

It is an arithmetic number, because the mean of its divisors is an integer number (276544632).

Almost surely, 2^11919596832 is an apocalyptic number.

11919596832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11919596832 is an abundant number, since it is smaller than the sum of its proper divisors (27902830176).

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

11919596832 is a wasteful number, since it uses less digits than its factorization.

11919596832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289463 (or 289452 counting only the distinct ones).

The product of its digits is 1049760, while the sum is 54.

The spelling of 11919596832 in words is "eleven billion, nine hundred nineteen million, five hundred ninety-six thousand, eight hundred thirty-two".