79968463 has 2 divisors, whose sum is σ = 79968464. Its totient is φ = 79968462.

The previous prime is 79968443. The next prime is 79968487. The reversal of 79968463 is 36486997.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 79968463 - 2⁵ = 79968431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 79968463.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79968443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39984231 + 39984232.

It is an arithmetic number, because the mean of its divisors is an integer number (39984232).

Almost surely, 2^79968463 is an apocalyptic number.

79968463 is a deficient number, since it is larger than the sum of its proper divisors (1).

79968463 is an equidigital number, since it uses as much as digits as its factorization.

79968463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 52.

The square root of 79968463 is about 8942.5087643234. The cubic root of 79968463 is about 430.8303102256.

The spelling of 79968463 in words is "seventy-nine million, nine hundred sixty-eight thousand, four hundred sixty-three".