1172377879696 has 45 divisors (see below), whose sum is σ = 2413110087001. Its totient is φ = 551672589056.

The previous prime is 1172377879667. The next prime is 1172377879723. The reversal of 1172377879696 is 6969787732711.

The square root of 1172377879696 is 1082764.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 912750944400 + 259626935296 = 955380^2 + 509536^2 .

It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 73619991 + ... + 73635913.

Almost surely, 2^{1172377879696} is an apocalyptic number.

1172377879696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1172377879696 is the 1082764-th square number.

It is an amenable number.

1172377879696 is an abundant number, since it is smaller than the sum of its proper divisors (1240732207305).

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

1172377879696 is an frugal number, since it uses more digits than its factorization.

1172377879696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31888 (or 15942 counting only the distinct ones).

The product of its digits is 336063168, while the sum is 73.

The spelling of 1172377879696 in words is "one trillion, one hundred seventy-two billion, three hundred seventy-seven million, eight hundred seventy-nine thousand, six hundred ninety-six".