56645750735 has 16 divisors (see below), whose sum is σ = 78439835136. Its totient is φ = 38465683488.

The previous prime is 56645750687. The next prime is 56645750737. The reversal of 56645750735 is 53705754665.

It is a cyclic number.

It is not a de Polignac number, because 56645750735 - 2¹⁰ = 56645749711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56645750737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7852949 + ... + 7860158.

It is an arithmetic number, because the mean of its divisors is an integer number (4902489696).

Almost surely, 2^56645750735 is an apocalyptic number.

56645750735 is a deficient number, since it is larger than the sum of its proper divisors (21794084401).

56645750735 is a wasteful number, since it uses less digits than its factorization.

56645750735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15713222.

The product of its (nonzero) digits is 13230000, while the sum is 53.

The spelling of 56645750735 in words is "fifty-six billion, six hundred forty-five million, seven hundred fifty thousand, seven hundred thirty-five".