117677675745 has 64 divisors (see below), whose sum is σ = 244178288640. Its totient is φ = 52650903744.

The previous prime is 117677675737. The next prime is 117677675761. The reversal of 117677675745 is 547576776711.

It is not a de Polignac number, because 117677675745 - 2³ = 117677675737 is a prime.

It is a super-2 number, since 2×117677675745² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1280337 + ... + 1369166.

It is an arithmetic number, because the mean of its divisors is an integer number (3815285760).

Almost surely, 2^117677675745 is an apocalyptic number.

117677675745 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117677675745 is an abundant number, since it is smaller than the sum of its proper divisors (126500612895).

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

117677675745 is a wasteful number, since it uses less digits than its factorization.

117677675745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2649571 (or 2649565 counting only the distinct ones).

The product of its digits is 60505200, while the sum is 63.

It can be divided in two parts, 1176776 and 75745, that added together give a palindrome (1252521).

The spelling of 117677675745 in words is "one hundred seventeen billion, six hundred seventy-seven million, six hundred seventy-five thousand, seven hundred forty-five".