125163502653 has 32 divisors (see below), whose sum is σ = 199877689600. Its totient is φ = 69588953280.

The previous prime is 125163502603. The next prime is 125163502669. The reversal of 125163502653 is 356205361521.

It is not a de Polignac number, because 125163502653 - 2⁶ = 125163502589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125163502603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1605658 + ... + 1681803.

It is an arithmetic number, because the mean of its divisors is an integer number (6246177800).

Almost surely, 2^125163502653 is an apocalyptic number.

It is an amenable number.

125163502653 is a deficient number, since it is larger than the sum of its proper divisors (74714186947).

125163502653 is an equidigital number, since it uses as much as digits as its factorization.

125163502653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3287522 (or 3287508 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 125163502653 in words is "one hundred twenty-five billion, one hundred sixty-three million, five hundred two thousand, six hundred fifty-three".