11957404464 has 80 divisors (see below), whose sum is σ = 34884915040. Its totient is φ = 3920451840.

The previous prime is 11957404429. The next prime is 11957404469. The reversal of 11957404464 is 46440475911.

11957404464 is a `hidden beast` number, since 1 + 19 + 574 + 0 + 4 + 4 + 64 = 666.

It is not an unprimeable number, because it can be changed into a prime (11957404469) 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, 200527 + ... + 253230.

It is an arithmetic number, because the mean of its divisors is an integer number (436061438).

Almost surely, 2^11957404464 is an apocalyptic number.

It is an amenable number.

11957404464 is an abundant number, since it is smaller than the sum of its proper divisors (22927510576).

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

11957404464 is a wasteful number, since it uses less digits than its factorization.

11957404464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453835 (or 453823 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The spelling of 11957404464 in words is "eleven billion, nine hundred fifty-seven million, four hundred four thousand, four hundred sixty-four".