117663843211984 has 20 divisors (see below), whose sum is σ = 227977986234820. Its totient is φ = 58830814506240.

The previous prime is 117663843211913. The next prime is 117663843212009. The reversal of 117663843211984 is 489112348366711.

It can be written as a sum of positive squares in 2 ways, for example, as 81454740451984 + 36209102760000 = 9025228^2 + 6017400^2 .

It is a super-2 number, since 2×117663843211984² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68316579 + ... + 70017730.

It is an arithmetic number, because the mean of its divisors is an integer number (11398899311741).

Almost surely, 2^{117663843211984} is an apocalyptic number.

It is an amenable number.

117663843211984 is a deficient number, since it is larger than the sum of its proper divisors (110314143022836).

117663843211984 is a wasteful number, since it uses less digits than its factorization.

117663843211984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138387478 (or 138387472 counting only the distinct ones).

The product of its digits is 41803776, while the sum is 64.

The spelling of 117663843211984 in words is "one hundred seventeen trillion, six hundred sixty-three billion, eight hundred forty-three million, two hundred eleven thousand, nine hundred eighty-four".