53656043107 has 16 divisors (see below), whose sum is σ = 56399716800. Its totient is φ = 50974833280.

The previous prime is 53656043053. The next prime is 53656043113. The reversal of 53656043107 is 70134065635.

It is a cyclic number.

It is not a de Polignac number, because 53656043107 - 2²³ = 53647654499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53656043107.

It is not an unprimeable number, because it can be changed into a prime (53656043167) 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, 1022433 + ... + 1073629.

It is an arithmetic number, because the mean of its divisors is an integer number (3524982300).

Almost surely, 2^53656043107 is an apocalyptic number.

53656043107 is a deficient number, since it is larger than the sum of its proper divisors (2743673693).

53656043107 is a wasteful number, since it uses less digits than its factorization.

53656043107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51806.

The product of its (nonzero) digits is 226800, while the sum is 40.

The spelling of 53656043107 in words is "fifty-three billion, six hundred fifty-six million, forty-three thousand, one hundred seven".