56251436000 has 96 divisors (see below), whose sum is σ = 146339942112. Its totient is φ = 21176985600.

The previous prime is 56251435993. The next prime is 56251436063. The reversal of 56251436000 is 63415265.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 345614 + ... + 481613.

It is an arithmetic number, because the mean of its divisors is an integer number (1524374397).

Almost surely, 2^56251436000 is an apocalyptic number.

56251436000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56251436000 is an abundant number, since it is smaller than the sum of its proper divisors (90088506112).

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

56251436000 is a wasteful number, since it uses less digits than its factorization.

56251436000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827269 (or 827251 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The spelling of 56251436000 in words is "fifty-six billion, two hundred fifty-one million, four hundred thirty-six thousand".