6712179111817 has 16 divisors (see below), whose sum is σ = 7123538232720. Its totient is φ = 6302673082368.

The previous prime is 6712179111739. The next prime is 6712179111853. The reversal of 6712179111817 is 7181119712176.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 499254336 + 6711679857481 = 22344^2 + 2590691^2 .

It is a cyclic number.

It is not a de Polignac number, because 6712179111817 - 2¹⁹ = 6712178587529 is a prime.

It is a super-2 number, since 2×6712179111817² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6712179112817) 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, 12431059 + ... + 12959767.

It is an arithmetic number, because the mean of its divisors is an integer number (445221139545).

Almost surely, 2^{6712179111817} is an apocalyptic number.

It is an amenable number.

6712179111817 is a deficient number, since it is larger than the sum of its proper divisors (411359120903).

6712179111817 is a wasteful number, since it uses less digits than its factorization.

6712179111817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530460.

The product of its digits is 296352, while the sum is 52.

The spelling of 6712179111817 in words is "six trillion, seven hundred twelve billion, one hundred seventy-nine million, one hundred eleven thousand, eight hundred seventeen".