1179157412816 has 40 divisors (see below), whose sum is σ = 2450235273120. Its totient is φ = 548009594496.

The previous prime is 1179157412803. The next prime is 1179157412827. The reversal of 1179157412816 is 6182147519711.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is an unprimeable number.

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, 36576410 + ... + 36608633.

It is an arithmetic number, because the mean of its divisors is an integer number (61255881828).

Almost surely, 2^{1179157412816} is an apocalyptic number.

1179157412816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1179157412816 is an abundant number, since it is smaller than the sum of its proper divisors (1271077860304).

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

1179157412816 is a wasteful number, since it uses less digits than its factorization.

1179157412816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73185123 (or 73185117 counting only the distinct ones).

The product of its digits is 846720, while the sum is 53.

The spelling of 1179157412816 in words is "one trillion, one hundred seventy-nine billion, one hundred fifty-seven million, four hundred twelve thousand, eight hundred sixteen".