136553421624 has 64 divisors (see below), whose sum is σ = 364510713600. Its totient is φ = 42526235136.

The previous prime is 136553421593. The next prime is 136553421637. The reversal of 136553421624 is 426124355631.

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, 2852769 + ... + 2900240.

It is an arithmetic number, because the mean of its divisors is an integer number (5695479900).

Almost surely, 2^136553421624 is an apocalyptic number.

It is an amenable number.

136553421624 is an abundant number, since it is smaller than the sum of its proper divisors (227957291976).

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

136553421624 is a wasteful number, since it uses less digits than its factorization.

136553421624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5753084 (or 5753080 counting only the distinct ones).

The product of its digits is 518400, while the sum is 42.

The spelling of 136553421624 in words is "one hundred thirty-six billion, five hundred fifty-three million, four hundred twenty-one thousand, six hundred twenty-four".