125708163201 has 12 divisors (see below), whose sum is σ = 186007201380. Its totient is φ = 81761406720.

The previous prime is 125708163193. The next prime is 125708163211. The reversal of 125708163201 is 102361807521.

125708163201 is a `hidden beast` number, since 1 + 2 + 570 + 8 + 1 + 63 + 20 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 65032650225 + 60675512976 = 255015^2 + 246324^2 .

It is not a de Polignac number, because 125708163201 - 2³ = 125708163193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125708163211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 170335896 + ... + 170336633.

It is an arithmetic number, because the mean of its divisors is an integer number (15500600115).

Almost surely, 2^125708163201 is an apocalyptic number.

It is an amenable number.

125708163201 is a deficient number, since it is larger than the sum of its proper divisors (60299038179).

125708163201 is a wasteful number, since it uses less digits than its factorization.

125708163201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340672576 (or 340672573 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 125708163201 in words is "one hundred twenty-five billion, seven hundred eight million, one hundred sixty-three thousand, two hundred one".