80446716146 has 16 divisors (see below), whose sum is σ = 121807996344. Its totient is φ = 39844460544.

The previous prime is 80446716139. The next prime is 80446716151. The reversal of 80446716146 is 64161764408.

It can be written as a sum of positive squares in 4 ways, for example, as 13152649225 + 67294066921 = 114685^2 + 259411^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 80446716146.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294650 + ... + 497706.

Almost surely, 2^80446716146 is an apocalyptic number.

80446716146 is a deficient number, since it is larger than the sum of its proper divisors (41361280198).

80446716146 is a wasteful number, since it uses less digits than its factorization.

80446716146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204925.

The product of its (nonzero) digits is 774144, while the sum is 47.

The spelling of 80446716146 in words is "eighty billion, four hundred forty-six million, seven hundred sixteen thousand, one hundred forty-six".