136144837325 has 12 divisors (see below), whose sum is σ = 192936684000. Its totient is φ = 93356459760.

The previous prime is 136144837291. The next prime is 136144837351. The reversal of 136144837325 is 523738441631.

It is a happy number.

It is not a de Polignac number, because 136144837325 - 2²⁴ = 136128060109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 136144837325.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 388985075 + ... + 388985424.

It is an arithmetic number, because the mean of its divisors is an integer number (16078057000).

Almost surely, 2^136144837325 is an apocalyptic number.

It is an amenable number.

136144837325 is a deficient number, since it is larger than the sum of its proper divisors (56791846675).

136144837325 is an equidigital number, since it uses as much as digits as its factorization.

136144837325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777970516 (or 777970511 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 47.

The spelling of 136144837325 in words is "one hundred thirty-six billion, one hundred forty-four million, eight hundred thirty-seven thousand, three hundred twenty-five".