135245723525 has 96 divisors (see below), whose sum is σ = 204173598720. Its totient is φ = 87736608000.

The previous prime is 135245723477. The next prime is 135245723593. The reversal of 135245723525 is 525327542531.

It is not a de Polignac number, because 135245723525 - 2⁸ = 135245723269 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5981792 + ... + 6004358.

It is an arithmetic number, because the mean of its divisors is an integer number (2126808320).

Almost surely, 2^135245723525 is an apocalyptic number.

It is an amenable number.

135245723525 is a deficient number, since it is larger than the sum of its proper divisors (68927875195).

135245723525 is a wasteful number, since it uses less digits than its factorization.

135245723525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22675 (or 22670 counting only the distinct ones).

The product of its digits is 1260000, while the sum is 44.

The spelling of 135245723525 in words is "one hundred thirty-five billion, two hundred forty-five million, seven hundred twenty-three thousand, five hundred twenty-five".