125252525252525 has 48 divisors (see below), whose sum is σ = 170999030361600. Its totient is φ = 90253198392000.

The previous prime is 125252525252507. The next prime is 125252525252531. The reversal of 125252525252525 is 525252525252521.

It is not a de Polignac number, because 125252525252525 - 2¹⁶ = 125252525186989 is a prime.

It is an alternating number because its digits alternate between odd and even.

125252525252525 is a modest number, since divided by 25252525 gives 1252525 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15431696 + ... + 22105254.

It is an arithmetic number, because the mean of its divisors is an integer number (3562479799200).

Almost surely, 2^{125252525252525} is an apocalyptic number.

It is an amenable number.

125252525252525 is a deficient number, since it is larger than the sum of its proper divisors (45746505109075).

125252525252525 is a wasteful number, since it uses less digits than its factorization.

125252525252525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6674210 (or 6674205 counting only the distinct ones).

The product of its digits is 10000000, while the sum is 50.

The spelling of 125252525252525 in words is "one hundred twenty-five trillion, two hundred fifty-two billion, five hundred twenty-five million, two hundred fifty-two thousand, five hundred twenty-five".