117217025376 has 96 divisors (see below), whose sum is σ = 335830053888. Its totient is φ = 35503050240.

The previous prime is 117217025371. The next prime is 117217025383. The reversal of 117217025376 is 673520712711.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117217025371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2237110 + ... + 2288906.

It is an arithmetic number, because the mean of its divisors is an integer number (3498229728).

Almost surely, 2^117217025376 is an apocalyptic number.

117217025376 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 117217025376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (167915026944).

117217025376 is an abundant number, since it is smaller than the sum of its proper divisors (218613028512).

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

117217025376 is a wasteful number, since it uses less digits than its factorization.

117217025376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53964 (or 53956 counting only the distinct ones).

The product of its (nonzero) digits is 123480, while the sum is 42.

The spelling of 117217025376 in words is "one hundred seventeen billion, two hundred seventeen million, twenty-five thousand, three hundred seventy-six".