80880012718 has 4 divisors (see below), whose sum is σ = 121320019080. Its totient is φ = 40440006358.

The previous prime is 80880012701. The next prime is 80880012721. The reversal of 80880012718 is 81721008808.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20220003178 + ... + 20220003181.

It is an arithmetic number, because the mean of its divisors is an integer number (30330004770).

Almost surely, 2^80880012718 is an apocalyptic number.

80880012718 is a deficient number, since it is larger than the sum of its proper divisors (40440006362).

80880012718 is a wasteful number, since it uses less digits than its factorization.

80880012718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40440006361.

The product of its (nonzero) digits is 57344, while the sum is 43.

The spelling of 80880012718 in words is "eighty billion, eight hundred eighty million, twelve thousand, seven hundred eighteen".