1117311615686 has 32 divisors (see below), whose sum is σ = 1918529141760. Its totient is φ = 478063722816.

The previous prime is 1117311615619. The next prime is 1117311615697. The reversal of 1117311615686 is 6865161137111.

It is a super-2 number, since 2×1117311615686² (a number of 25 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 1117311615686.

It is a congruent number.

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, 49684601 + ... + 49707083.

It is an arithmetic number, because the mean of its divisors is an integer number (59954035680).

Almost surely, 2^{1117311615686} is an apocalyptic number.

1117311615686 is a deficient number, since it is larger than the sum of its proper divisors (801217526074).

1117311615686 is a wasteful number, since it uses less digits than its factorization.

1117311615686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28148.

The product of its digits is 181440, while the sum is 47.

The spelling of 1117311615686 in words is "one trillion, one hundred seventeen billion, three hundred eleven million, six hundred fifteen thousand, six hundred eighty-six".