136384742109 has 48 divisors (see below), whose sum is σ = 228570761216. Its totient is φ = 70807128480.

The previous prime is 136384742083. The next prime is 136384742129. The reversal of 136384742109 is 901247483631.

It is not a de Polignac number, because 136384742109 - 2⁵ = 136384742077 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136384742129) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4515552 + ... + 4545654.

Almost surely, 2^136384742109 is an apocalyptic number.

It is an amenable number.

136384742109 is a deficient number, since it is larger than the sum of its proper divisors (92186019107).

136384742109 is a wasteful number, since it uses less digits than its factorization.

136384742109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31918 (or 31907 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 136384742109 in words is "one hundred thirty-six billion, three hundred eighty-four million, seven hundred forty-two thousand, one hundred nine".