117276505456 has 160 divisors (see below), whose sum is σ = 272265573888. Its totient is φ = 48329809920.

The previous prime is 117276505417. The next prime is 117276505469. The reversal of 117276505456 is 654505672711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9385645 + ... + 9398131.

Almost surely, 2^117276505456 is an apocalyptic number.

117276505456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117276505456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136132786944).

117276505456 is an abundant number, since it is smaller than the sum of its proper divisors (154989068432).

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

117276505456 is a wasteful number, since it uses less digits than its factorization.

117276505456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12639 (or 12633 counting only the distinct ones).

The product of its (nonzero) digits is 1764000, while the sum is 49.

The spelling of 117276505456 in words is "one hundred seventeen billion, two hundred seventy-six million, five hundred five thousand, four hundred fifty-six".