56858585135 has 16 divisors (see below), whose sum is σ = 78811473312. Its totient is φ = 38919244800.

The previous prime is 56858585107. The next prime is 56858585137. The reversal of 56858585135 is 53158585865.

It is not a de Polignac number, because 56858585135 - 2²⁰ = 56857536559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56858585137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30404726 + ... + 30406595.

It is an arithmetic number, because the mean of its divisors is an integer number (4925717082).

Almost surely, 2^56858585135 is an apocalyptic number.

56858585135 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

56858585135 is a deficient number, since it is larger than the sum of its proper divisors (21952888177).

56858585135 is a wasteful number, since it uses less digits than its factorization.

56858585135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60811354.

The product of its digits is 28800000, while the sum is 59.

The spelling of 56858585135 in words is "fifty-six billion, eight hundred fifty-eight million, five hundred eighty-five thousand, one hundred thirty-five".