79865303443 has 2 divisors, whose sum is σ = 79865303444. Its totient is φ = 79865303442.

The previous prime is 79865303411. The next prime is 79865303467. The reversal of 79865303443 is 34430356897.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 79865303443 - 2⁵ = 79865303411 is a prime.

It is not a weakly prime, because it can be changed into another prime (79865303543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39932651721 + 39932651722.

It is an arithmetic number, because the mean of its divisors is an integer number (39932651722).

Almost surely, 2^79865303443 is an apocalyptic number.

79865303443 is a deficient number, since it is larger than the sum of its proper divisors (1).

79865303443 is an equidigital number, since it uses as much as digits as its factorization.

79865303443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 52.

The spelling of 79865303443 in words is "seventy-nine billion, eight hundred sixty-five million, three hundred three thousand, four hundred forty-three".