117171001516556 has 24 divisors (see below), whose sum is σ = 221868823162224. Its totient is φ = 53822625554880.

The previous prime is 117171001516553. The next prime is 117171001516567. The reversal of 117171001516556 is 655615100171711.

It is a super-2 number, since 2×117171001516556² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 117171001516556.

It is not an unprimeable number, because it can be changed into a prime (117171001516553) 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, 5339535215 + ... + 5339557158.

It is an arithmetic number, because the mean of its divisors is an integer number (9244534298426).

Almost surely, 2^{117171001516556} is an apocalyptic number.

It is an amenable number.

117171001516556 is a deficient number, since it is larger than the sum of its proper divisors (104697821645668).

117171001516556 is a wasteful number, since it uses less digits than its factorization.

117171001516556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10679092601 (or 10679092599 counting only the distinct ones).

The product of its (nonzero) digits is 220500, while the sum is 47.

The spelling of 117171001516556 in words is "one hundred seventeen trillion, one hundred seventy-one billion, one million, five hundred sixteen thousand, five hundred fifty-six".