80340425216 has 40 divisors (see below), whose sum is σ = 160657513764. Its totient is φ = 40136785920.

The previous prime is 80340425213. The next prime is 80340425233. The reversal of 80340425216 is 61252404308.

It can be written as a sum of positive squares in 2 ways, for example, as 77337385216 + 3003040000 = 278096^2 + 54800^2 .

It is not an unprimeable number, because it can be changed into a prime (80340425213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 556376 + ... + 685736.

Almost surely, 2^80340425216 is an apocalyptic number.

It is an amenable number.

80340425216 is a deficient number, since it is larger than the sum of its proper divisors (80317088548).

80340425216 is a wasteful number, since it uses less digits than its factorization.

80340425216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130592 (or 130576 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 80340425216 in words is "eighty billion, three hundred forty million, four hundred twenty-five thousand, two hundred sixteen".