80622461879 has 2 divisors, whose sum is σ = 80622461880. Its totient is φ = 80622461878.

The previous prime is 80622461837. The next prime is 80622461923. The reversal of 80622461879 is 97816422608.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80622461879 - 2¹⁶ = 80622396343 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80622461879.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80622461819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40311230939 + 40311230940.

It is an arithmetic number, because the mean of its divisors is an integer number (40311230940).

Almost surely, 2^80622461879 is an apocalyptic number.

80622461879 is a deficient number, since it is larger than the sum of its proper divisors (1).

80622461879 is an equidigital number, since it uses as much as digits as its factorization.

80622461879 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2322432, while the sum is 53.

The spelling of 80622461879 in words is "eighty billion, six hundred twenty-two million, four hundred sixty-one thousand, eight hundred seventy-nine".