56539232000 has 144 divisors (see below), whose sum is σ = 141791168064. Its totient is φ = 22464000000.

The previous prime is 56539231993. The next prime is 56539232041. The reversal of 56539232000 is 23293565.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4826150 + ... + 4837850.

Almost surely, 2^56539232000 is an apocalyptic number.

56539232000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56539232000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70895584032).

56539232000 is an abundant number, since it is smaller than the sum of its proper divisors (85251936064).

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

56539232000 is a wasteful number, since it uses less digits than its factorization.

56539232000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11883 (or 11859 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 35.

The spelling of 56539232000 in words is "fifty-six billion, five hundred thirty-nine million, two hundred thirty-two thousand".