109157415736 has 32 divisors (see below), whose sum is σ = 220452566400. Its totient is φ = 50503672800.

The previous prime is 109157415727. The next prime is 109157415737. The reversal of 109157415736 is 637514751901.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 109157415736.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109157415737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8343940 + ... + 8357011.

It is an arithmetic number, because the mean of its divisors is an integer number (6889142700).

Almost surely, 2^109157415736 is an apocalyptic number.

It is an amenable number.

109157415736 is an abundant number, since it is smaller than the sum of its proper divisors (111295150664).

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

109157415736 is a wasteful number, since it uses less digits than its factorization.

109157415736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16701019 (or 16701015 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 49.

The spelling of 109157415736 in words is "one hundred nine billion, one hundred fifty-seven million, four hundred fifteen thousand, seven hundred thirty-six".