115151516656 has 20 divisors (see below), whose sum is σ = 243388433304. Its totient is φ = 52341598400.

The previous prime is 115151516633. The next prime is 115151516687. The reversal of 115151516656 is 656615151511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327134815 + ... + 327135166.

Almost surely, 2^115151516656 is an apocalyptic number.

115151516656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

115151516656 is an abundant number, since it is smaller than the sum of its proper divisors (128236916648).

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

115151516656 is a wasteful number, since it uses less digits than its factorization.

115151516656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654270000 (or 654269994 counting only the distinct ones).

The product of its digits is 135000, while the sum is 43.

The spelling of 115151516656 in words is "one hundred fifteen billion, one hundred fifty-one million, five hundred sixteen thousand, six hundred fifty-six".