117065221715 has 8 divisors (see below), whose sum is σ = 151284286608. Its totient is φ = 86448163680.

The previous prime is 117065221703. The next prime is 117065221723. The reversal of 117065221715 is 517122560711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117065221715 - 2⁴ = 117065221699 is a prime.

It is a super-2 number, since 2×117065221715² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900501641 + ... + 900501770.

It is an arithmetic number, because the mean of its divisors is an integer number (18910535826).

Almost surely, 2^117065221715 is an apocalyptic number.

117065221715 is a deficient number, since it is larger than the sum of its proper divisors (34219064893).

117065221715 is a wasteful number, since it uses less digits than its factorization.

117065221715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1801003429.

The product of its (nonzero) digits is 29400, while the sum is 38.

The spelling of 117065221715 in words is "one hundred seventeen billion, sixty-five million, two hundred twenty-one thousand, seven hundred fifteen".