56281625727 has 4 divisors (see below), whose sum is σ = 75042167640. Its totient is φ = 37521083816.

The previous prime is 56281625717. The next prime is 56281625737. The reversal of 56281625727 is 72752618265.

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

It is an interprime number because it is at equal distance from previous prime (56281625717) and next prime (56281625737).

It is a cyclic number.

It is not a de Polignac number, because 56281625727 - 2⁴ = 56281625711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56281625727.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56281625717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9380270952 + ... + 9380270957.

It is an arithmetic number, because the mean of its divisors is an integer number (18760541910).

Almost surely, 2^56281625727 is an apocalyptic number.

56281625727 is a deficient number, since it is larger than the sum of its proper divisors (18760541913).

56281625727 is a wasteful number, since it uses less digits than its factorization.

56281625727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18760541912.

The product of its digits is 2822400, while the sum is 51.

The spelling of 56281625727 in words is "fifty-six billion, two hundred eighty-one million, six hundred twenty-five thousand, seven hundred twenty-seven".