125528718318 has 64 divisors (see below), whose sum is σ = 272669276160. Its totient is φ = 38375004672.

The previous prime is 125528718311. The next prime is 125528718353. The reversal of 125528718318 is 813817825521.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125528718311) 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, 1040655 + ... + 1154997.

It is an arithmetic number, because the mean of its divisors is an integer number (4260457440).

Almost surely, 2^125528718318 is an apocalyptic number.

125528718318 is an abundant number, since it is smaller than the sum of its proper divisors (147140557842).

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

125528718318 is a wasteful number, since it uses less digits than its factorization.

125528718318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114641.

The product of its digits is 1075200, while the sum is 51.

The spelling of 125528718318 in words is "one hundred twenty-five billion, five hundred twenty-eight million, seven hundred eighteen thousand, three hundred eighteen".