56424100615646 has 4 divisors (see below), whose sum is σ = 84636150923472. Its totient is φ = 28212050307822.

The previous prime is 56424100615639. The next prime is 56424100615657. The reversal of 56424100615646 is 64651600142465.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 56424100615594 and 56424100615603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14106025153910 + ... + 14106025153913.

It is an arithmetic number, because the mean of its divisors is an integer number (21159037730868).

Almost surely, 2^{56424100615646} is an apocalyptic number.

56424100615646 is a deficient number, since it is larger than the sum of its proper divisors (28212050307826).

56424100615646 is a wasteful number, since it uses less digits than its factorization.

56424100615646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28212050307825.

The product of its (nonzero) digits is 4147200, while the sum is 50.

The spelling of 56424100615646 in words is "fifty-six trillion, four hundred twenty-four billion, one hundred million, six hundred fifteen thousand, six hundred forty-six".