79662810739 has 2 divisors, whose sum is σ = 79662810740. Its totient is φ = 79662810738.

The previous prime is 79662810701. The next prime is 79662810757. The reversal of 79662810739 is 93701826697.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79662810739 - 2¹¹ = 79662808691 is a prime.

It is a super-2 number, since 2×79662810739² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (79662810769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39831405369 + 39831405370.

It is an arithmetic number, because the mean of its divisors is an integer number (39831405370).

Almost surely, 2^79662810739 is an apocalyptic number.

79662810739 is a deficient number, since it is larger than the sum of its proper divisors (1).

79662810739 is an equidigital number, since it uses as much as digits as its factorization.

79662810739 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6858432, while the sum is 58.

The spelling of 79662810739 in words is "seventy-nine billion, six hundred sixty-two million, eight hundred ten thousand, seven hundred thirty-nine".