136111172880 has 80 divisors (see below), whose sum is σ = 436494473280. Its totient is φ = 35044713984.

The previous prime is 136111172849. The next prime is 136111172893. The reversal of 136111172880 is 88271111631.

It is a tau number, because it is divible by the number of its divisors (80).

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, 9771142 + ... + 9785061.

It is an arithmetic number, because the mean of its divisors is an integer number (5456180916).

Almost surely, 2^136111172880 is an apocalyptic number.

136111172880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

136111172880 is an abundant number, since it is smaller than the sum of its proper divisors (300383300400).

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

136111172880 is a wasteful number, since it uses less digits than its factorization.

136111172880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19556248 (or 19556242 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 39.

The spelling of 136111172880 in words is "one hundred thirty-six billion, one hundred eleven million, one hundred seventy-two thousand, eight hundred eighty".