136581415356 has 48 divisors (see below), whose sum is σ = 325304991648. Its totient is φ = 44588544000.

The previous prime is 136581415349. The next prime is 136581415381. The reversal of 136581415356 is 653514185631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229845 + ... + 570956.

It is an arithmetic number, because the mean of its divisors is an integer number (6777187326).

Almost surely, 2^136581415356 is an apocalyptic number.

It is an amenable number.

136581415356 is an abundant number, since it is smaller than the sum of its proper divisors (188723576292).

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

136581415356 is a wasteful number, since it uses less digits than its factorization.

136581415356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801102 (or 801100 counting only the distinct ones).

The product of its digits is 1296000, while the sum is 48.

The spelling of 136581415356 in words is "one hundred thirty-six billion, five hundred eighty-one million, four hundred fifteen thousand, three hundred fifty-six".