125702644241645 has 32 divisors (see below), whose sum is σ = 164871182370816. Its totient is φ = 91592053862400.

The previous prime is 125702644241639. The next prime is 125702644241677. The reversal of 125702644241645 is 546142446207521.

It is not a de Polignac number, because 125702644241645 - 2¹⁸ = 125702643979501 is a prime.

It is a super-3 number, since 3×125702644241645³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172283792 + ... + 173011878.

It is an arithmetic number, because the mean of its divisors is an integer number (5152224449088).

Almost surely, 2^{125702644241645} is an apocalyptic number.

It is an amenable number.

125702644241645 is a deficient number, since it is larger than the sum of its proper divisors (39168538129171).

125702644241645 is a wasteful number, since it uses less digits than its factorization.

125702644241645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793661.

The product of its (nonzero) digits is 12902400, while the sum is 53.

The spelling of 125702644241645 in words is "one hundred twenty-five trillion, seven hundred two billion, six hundred forty-four million, two hundred forty-one thousand, six hundred forty-five".