80309860115 has 4 divisors (see below), whose sum is σ = 96371832144. Its totient is φ = 64247888088.

The previous prime is 80309860073. The next prime is 80309860121. The reversal of 80309860115 is 51106890308.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80309860115 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8030986007 + ... + 8030986016.

It is an arithmetic number, because the mean of its divisors is an integer number (24092958036).

Almost surely, 2^80309860115 is an apocalyptic number.

80309860115 is a deficient number, since it is larger than the sum of its proper divisors (16061972029).

80309860115 is a wasteful number, since it uses less digits than its factorization.

80309860115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16061972028.

The product of its (nonzero) digits is 51840, while the sum is 41.

The spelling of 80309860115 in words is "eighty billion, three hundred nine million, eight hundred sixty thousand, one hundred fifteen".