136632721074 has 16 divisors (see below), whose sum is σ = 287647834080. Its totient is φ = 43147175040.

The previous prime is 136632721067. The next prime is 136632721097. The reversal of 136632721074 is 470127236631.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 599266207 + ... + 599266434.

It is an arithmetic number, because the mean of its divisors is an integer number (17977989630).

Almost surely, 2^136632721074 is an apocalyptic number.

136632721074 is an abundant number, since it is smaller than the sum of its proper divisors (151015113006).

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

136632721074 is a wasteful number, since it uses less digits than its factorization.

136632721074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198532665.

The product of its (nonzero) digits is 254016, while the sum is 42.

The spelling of 136632721074 in words is "one hundred thirty-six billion, six hundred thirty-two million, seven hundred twenty-one thousand, seventy-four".