79962869302416 has 135 divisors (see below), whose sum is σ = 224527082680537. Its totient is φ = 26566191252480.

The previous prime is 79962869302411. The next prime is 79962869302549. The reversal of 79962869302416 is 61420396826997.

The square root of 79962869302416 is 8942196.

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

79962869302416 is a `hidden beast` number, since 7 + 99 + 62 + 8 + 69 + 3 + 0 + 2 + 416 = 666.

It can be written as a sum of positive squares in only one way, i.e., 32486580090000 + 47476289212416 = 5699700^2 + 6890304^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79962869302411) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 37879141201 + ... + 37879143311.

Almost surely, 2^{79962869302416} is an apocalyptic number.

79962869302416 is the 8942196-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79962869302416

79962869302416 is an abundant number, since it is smaller than the sum of its proper divisors (144564213378121).

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

79962869302416 is an frugal number, since it uses more digits than its factorization.

79962869302416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4942 (or 2469 counting only the distinct ones).

The product of its (nonzero) digits is 423263232, while the sum is 72.

The spelling of 79962869302416 in words is "seventy-nine trillion, nine hundred sixty-two billion, eight hundred sixty-nine million, three hundred two thousand, four hundred sixteen".