117699129644544 has 560 divisors, whose sum is σ = 403328480697120. Its totient is φ = 33597694771200.

The previous prime is 117699129644533. The next prime is 117699129644587. The reversal of 117699129644544 is 445446921996711.

117699129644544 is a `hidden beast` number, since 1 + 1 + 7 + 6 + 9 + 9 + 12 + 9 + 64 + 4 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 2949758994 + ... + 2949798894.

Almost surely, 2^{117699129644544} is an apocalyptic number.

117699129644544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117699129644544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201664240348560).

117699129644544 is an abundant number, since it is smaller than the sum of its proper divisors (285629351052576).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117699129644544 is an frugal number, since it uses more digits than its factorization.

117699129644544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41073 (or 41042 counting only the distinct ones).

The product of its digits is 470292480, while the sum is 72.

The spelling of 117699129644544 in words is "one hundred seventeen trillion, six hundred ninety-nine billion, one hundred twenty-nine million, six hundred forty-four thousand, five hundred forty-four".