125525445315 has 48 divisors (see below), whose sum is σ = 212061905568. Its totient is φ = 63395177472.

The previous prime is 125525445289. The next prime is 125525445317. The reversal of 125525445315 is 513544525521.

It is a happy number.

It is not a de Polignac number, because 125525445315 - 2⁶ = 125525445251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125525445317) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 17936397 + ... + 17943393.

It is an arithmetic number, because the mean of its divisors is an integer number (4417956366).

Almost surely, 2^125525445315 is an apocalyptic number.

125525445315 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

125525445315 is a deficient number, since it is larger than the sum of its proper divisors (86536460253).

125525445315 is a wasteful number, since it uses less digits than its factorization.

125525445315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10356 (or 10337 counting only the distinct ones).

The product of its digits is 600000, while the sum is 42.

The spelling of 125525445315 in words is "one hundred twenty-five billion, five hundred twenty-five million, four hundred forty-five thousand, three hundred fifteen".