125121567272070 has 16 divisors (see below), whose sum is σ = 300291761453040. Its totient is φ = 33365751272544.

The previous prime is 125121567272069. The next prime is 125121567272089. The reversal of 125121567272070 is 70272765121521.

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 7 ways as a sum of consecutive naturals, for example, 2085359454505 + ... + 2085359454564.

It is an arithmetic number, because the mean of its divisors is an integer number (18768235090815).

Almost surely, 2^{125121567272070} is an apocalyptic number.

125121567272070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125121567272070 is an abundant number, since it is smaller than the sum of its proper divisors (175170194180970).

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

125121567272070 is a wasteful number, since it uses less digits than its factorization.

125121567272070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4170718909079.

The product of its (nonzero) digits is 823200, while the sum is 48.

The spelling of 125121567272070 in words is "one hundred twenty-five trillion, one hundred twenty-one billion, five hundred sixty-seven million, two hundred seventy-two thousand, seventy".