125957574912258 has 24 divisors (see below), whose sum is σ = 272909066924988. Its totient is φ = 41985706312032.

The previous prime is 125957574912241. The next prime is 125957574912269. The reversal of 125957574912258 is 852219475759521.

125957574912258 is a `hidden beast` number, since 1 + 2 + 5 + 9 + 575 + 7 + 49 + 1 + 2 + 2 + 5 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 104483498428089 + 21474076484169 = 10221717^2 + 4634013^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7498641 + ... + 17554052.

Almost surely, 2^{125957574912258} is an apocalyptic number.

125957574912258 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

125957574912258 is an abundant number, since it is smaller than the sum of its proper divisors (146951492012730).

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

125957574912258 is a wasteful number, since it uses less digits than its factorization.

125957574912258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25332018 (or 25332015 counting only the distinct ones).

The product of its digits is 635040000, while the sum is 72.

The spelling of 125957574912258 in words is "one hundred twenty-five trillion, nine hundred fifty-seven billion, five hundred seventy-four million, nine hundred twelve thousand, two hundred fifty-eight".