11452572432 has 120 divisors (see below), whose sum is σ = 37377766400. Its totient is φ = 3272149440.

The previous prime is 11452572379. The next prime is 11452572433. The reversal of 11452572432 is 23427525411.

11452572432 is a `hidden beast` number, since 1 + 1 + 4 + 52 + 572 + 4 + 32 = 666.

It is a super-2 number, since 2×11452572432² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11452572433) 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, 66544 + ... + 165327.

Almost surely, 2^11452572432 is an apocalyptic number.

11452572432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11452572432 is an abundant number, since it is smaller than the sum of its proper divisors (25925193968).

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

11452572432 is a wasteful number, since it uses less digits than its factorization.

11452572432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231906 (or 231883 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The spelling of 11452572432 in words is "eleven billion, four hundred fifty-two million, five hundred seventy-two thousand, four hundred thirty-two".