56586750081 has 16 divisors (see below), whose sum is σ = 76758417600. Its totient is φ = 37070301888.

The previous prime is 56586750079. The next prime is 56586750083. The reversal of 56586750081 is 18005768565.

It is an interprime number because it is at equal distance from previous prime (56586750079) and next prime (56586750083).

It is not a de Polignac number, because 56586750081 - 2¹ = 56586750079 is a prime.

It is a super-2 number, since 2×56586750081² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56586750083) 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, 390075 + ... + 515103.

It is an arithmetic number, because the mean of its divisors is an integer number (4797401100).

Almost surely, 2^56586750081 is an apocalyptic number.

It is an amenable number.

56586750081 is a deficient number, since it is larger than the sum of its proper divisors (20171667519).

56586750081 is a wasteful number, since it uses less digits than its factorization.

56586750081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127648.

The product of its (nonzero) digits is 2016000, while the sum is 51.

The spelling of 56586750081 in words is "fifty-six billion, five hundred eighty-six million, seven hundred fifty thousand, eighty-one".