117757641504 has 48 divisors (see below), whose sum is σ = 311082726528. Its totient is φ = 39002525952.

The previous prime is 117757641487. The next prime is 117757641509. The reversal of 117757641504 is 405146757711.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (117757641509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3891432 + ... + 3921575.

It is an arithmetic number, because the mean of its divisors is an integer number (6480890136).

Almost surely, 2^117757641504 is an apocalyptic number.

It is an amenable number.

117757641504 is an abundant number, since it is smaller than the sum of its proper divisors (193325085024).

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

117757641504 is a wasteful number, since it uses less digits than its factorization.

117757641504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7813177 (or 7813169 counting only the distinct ones).

The product of its (nonzero) digits is 823200, while the sum is 48.

The spelling of 117757641504 in words is "one hundred seventeen billion, seven hundred fifty-seven million, six hundred forty-one thousand, five hundred four".