56433648732 has 48 divisors (see below), whose sum is σ = 139532131872. Its totient is φ = 17690982400.

The previous prime is 56433648731. The next prime is 56433648751. The reversal of 56433648732 is 23784633465.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56433648731) by changing a digit.

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, 159088 + ... + 371720.

It is an arithmetic number, because the mean of its divisors is an integer number (2906919414).

Almost surely, 2^56433648732 is an apocalyptic number.

It is an amenable number.

56433648732 is an abundant number, since it is smaller than the sum of its proper divisors (83098483140).

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

56433648732 is a wasteful number, since it uses less digits than its factorization.

56433648732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213958 (or 213956 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 51.

The spelling of 56433648732 in words is "fifty-six billion, four hundred thirty-three million, six hundred forty-eight thousand, seven hundred thirty-two".