56572040085 has 32 divisors (see below), whose sum is σ = 99666796032. Its totient is φ = 27172514880.

The previous prime is 56572040059. The next prime is 56572040131. The reversal of 56572040085 is 58004027565.

It is not a de Polignac number, because 56572040085 - 2⁵ = 56572040053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1584499 + ... + 1619808.

It is an arithmetic number, because the mean of its divisors is an integer number (3114587376).

Almost surely, 2^56572040085 is an apocalyptic number.

56572040085 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56572040085 is a deficient number, since it is larger than the sum of its proper divisors (43094755947).

56572040085 is a wasteful number, since it uses less digits than its factorization.

56572040085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3204433.

The product of its (nonzero) digits is 336000, while the sum is 42.

The spelling of 56572040085 in words is "fifty-six billion, five hundred seventy-two million, forty thousand, eighty-five".