56445221716532 has 96 divisors (see below), whose sum is σ = 114416856529920. Its totient is φ = 24080240721920.

The previous prime is 56445221716517. The next prime is 56445221716571. The reversal of 56445221716532 is 23561712254465.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 513377468 + ... + 513487404.

It is an arithmetic number, because the mean of its divisors is an integer number (1191842255520).

Almost surely, 2^{56445221716532} is an apocalyptic number.

It is an amenable number.

56445221716532 is an abundant number, since it is smaller than the sum of its proper divisors (57971634813388).

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

56445221716532 is a wasteful number, since it uses less digits than its factorization.

56445221716532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111881 (or 111879 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 53.

The spelling of 56445221716532 in words is "fifty-six trillion, four hundred forty-five billion, two hundred twenty-one million, seven hundred sixteen thousand, five hundred thirty-two".