136740518625 has 32 divisors (see below), whose sum is σ = 227624671872. Its totient is φ = 72899928000.

The previous prime is 136740518591. The next prime is 136740518669. The reversal of 136740518625 is 526815047631.

It is not a de Polignac number, because 136740518625 - 2¹³ = 136740510433 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 913314 + ... + 1052436.

It is an arithmetic number, because the mean of its divisors is an integer number (7113270996).

Almost surely, 2^136740518625 is an apocalyptic number.

136740518625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

136740518625 is a deficient number, since it is larger than the sum of its proper divisors (90884153247).

136740518625 is a wasteful number, since it uses less digits than its factorization.

136740518625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141762 (or 141752 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 136740518625 in words is "one hundred thirty-six billion, seven hundred forty million, five hundred eighteen thousand, six hundred twenty-five".