125500582086 has 32 divisors (see below), whose sum is σ = 288231004800. Its totient is φ = 36028874880.

The previous prime is 125500582079. The next prime is 125500582099. The reversal of 125500582086 is 680285005521.

It is a super-2 number, since 2×125500582086² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50038851 + ... + 50041358.

It is an arithmetic number, because the mean of its divisors is an integer number (9007218900).

Almost surely, 2^125500582086 is an apocalyptic number.

125500582086 is an abundant number, since it is smaller than the sum of its proper divisors (162730422714).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125500582086 is a wasteful number, since it uses less digits than its factorization.

125500582086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100080244.

The product of its (nonzero) digits is 192000, while the sum is 42.

The spelling of 125500582086 in words is "one hundred twenty-five billion, five hundred million, five hundred eighty-two thousand, eighty-six".