56527327617 has 16 divisors (see below), whose sum is σ = 75496624128. Its totient is φ = 37621507280.

The previous prime is 56527327579. The next prime is 56527327643. The reversal of 56527327617 is 71672372565.

It is a cyclic number.

It is not a de Polignac number, because 56527327617 - 2¹⁰ = 56527326593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56527327617.

It is not an unprimeable number, because it can be changed into a prime (56527327667) 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, 6268642 + ... + 6277652.

It is an arithmetic number, because the mean of its divisors is an integer number (4718539008).

Almost surely, 2^56527327617 is an apocalyptic number.

It is an amenable number.

56527327617 is a deficient number, since it is larger than the sum of its proper divisors (18969296511).

56527327617 is a wasteful number, since it uses less digits than its factorization.

56527327617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12300.

The product of its digits is 3704400, while the sum is 51.

The spelling of 56527327617 in words is "fifty-six billion, five hundred twenty-seven million, three hundred twenty-seven thousand, six hundred seventeen".