79716790441 has 2 divisors, whose sum is σ = 79716790442. Its totient is φ = 79716790440.

The previous prime is 79716790427. The next prime is 79716790477. The reversal of 79716790441 is 14409761797.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66005317225 + 13711473216 = 256915^2 + 117096^2 .

It is a cyclic number.

It is not a de Polignac number, because 79716790441 - 2⁷ = 79716790313 is a prime.

It is not a weakly prime, because it can be changed into another prime (79716790411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39858395220 + 39858395221.

It is an arithmetic number, because the mean of its divisors is an integer number (39858395221).

Almost surely, 2^79716790441 is an apocalyptic number.

It is an amenable number.

79716790441 is a deficient number, since it is larger than the sum of its proper divisors (1).

79716790441 is an equidigital number, since it uses as much as digits as its factorization.

79716790441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 79716790441 in words is "seventy-nine billion, seven hundred sixteen million, seven hundred ninety thousand, four hundred forty-one".