118779569251792 has 80 divisors (see below), whose sum is σ = 241233680056320. Its totient is φ = 56549241150336.

The previous prime is 118779569251789. The next prime is 118779569251793. The reversal of 118779569251792 is 297152965977811.

It is a super-2 number, since 2×118779569251792² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (118779569251793) 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 15 ways as a sum of consecutive naturals, for example, 1619824633 + ... + 1619897959.

It is an arithmetic number, because the mean of its divisors is an integer number (3015421000704).

Almost surely, 2^{118779569251792} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 118779569251792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (120616840028160).

118779569251792 is an abundant number, since it is smaller than the sum of its proper divisors (122454110804528).

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

118779569251792 is a wasteful number, since it uses less digits than its factorization.

118779569251792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93320 (or 93314 counting only the distinct ones).

The product of its digits is 1200225600, while the sum is 79.

The spelling of 118779569251792 in words is "one hundred eighteen trillion, seven hundred seventy-nine billion, five hundred sixty-nine million, two hundred fifty-one thousand, seven hundred ninety-two".