3117997395555 has 16 divisors (see below), whose sum is σ = 5701480952064. Its totient is φ = 1425370237920.

The previous prime is 3117997395509. The next prime is 3117997395581. The reversal of 3117997395555 is 5555937997113.

It is not a de Polignac number, because 3117997395555 - 2¹⁴ = 3117997379171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3117997395555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14847606541 + ... + 14847606750.

It is an arithmetic number, because the mean of its divisors is an integer number (356342559504).

Almost surely, 2^{3117997395555} is an apocalyptic number.

3117997395555 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3117997395555 is a deficient number, since it is larger than the sum of its proper divisors (2583483556509).

3117997395555 is a wasteful number, since it uses less digits than its factorization.

3117997395555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29695213306.

The product of its digits is 200930625, while the sum is 69.

The spelling of 3117997395555 in words is "three trillion, one hundred seventeen billion, nine hundred ninety-seven million, three hundred ninety-five thousand, five hundred fifty-five".