136177735640 has 32 divisors (see below), whose sum is σ = 306446112000. Its totient is φ = 54462879744.

The previous prime is 136177735637. The next prime is 136177735669. The reversal of 136177735640 is 46537771631.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15416 + ... + 522104.

It is an arithmetic number, because the mean of its divisors is an integer number (9576441000).

Almost surely, 2^136177735640 is an apocalyptic number.

136177735640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136177735640 is an abundant number, since it is smaller than the sum of its proper divisors (170268376360).

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

136177735640 is a wasteful number, since it uses less digits than its factorization.

136177735640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513419 (or 513415 counting only the distinct ones).

The product of its (nonzero) digits is 2222640, while the sum is 50.

The spelling of 136177735640 in words is "one hundred thirty-six billion, one hundred seventy-seven million, seven hundred thirty-five thousand, six hundred forty".