56615276162644 has 72 divisors (see below), whose sum is σ = 101367080095680. Its totient is φ = 27662467218432.

The previous prime is 56615276162587. The next prime is 56615276162647. The reversal of 56615276162644 is 44626167251665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56615276162647) 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, 29048370582 + ... + 29048372530.

It is an arithmetic number, because the mean of its divisors is an integer number (1407876112440).

Almost surely, 2^{56615276162644} is an apocalyptic number.

It is an amenable number.

56615276162644 is a deficient number, since it is larger than the sum of its proper divisors (44751803933036).

56615276162644 is a wasteful number, since it uses less digits than its factorization.

56615276162644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4465 (or 2514 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 61.

The spelling of 56615276162644 in words is "fifty-six trillion, six hundred fifteen billion, two hundred seventy-six million, one hundred sixty-two thousand, six hundred forty-four".