125710255510 has 64 divisors (see below), whose sum is σ = 260740944000. Its totient is φ = 42745393152.

The previous prime is 125710255483. The next prime is 125710255511. The reversal of 125710255510 is 15552017521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125710255511) 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, 7010436 + ... + 7028344.

It is an arithmetic number, because the mean of its divisors is an integer number (4074077250).

Almost surely, 2^125710255510 is an apocalyptic number.

125710255510 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125710255510 is an abundant number, since it is smaller than the sum of its proper divisors (135030688490).

125710255510 is a wasteful number, since it uses less digits than its factorization.

125710255510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18745.

The product of its (nonzero) digits is 17500, while the sum is 34.

The spelling of 125710255510 in words is "one hundred twenty-five billion, seven hundred ten million, two hundred fifty-five thousand, five hundred ten".