80255740659 has 4 divisors (see below), whose sum is σ = 107007654216. Its totient is φ = 53503827104.

The previous prime is 80255740651. The next prime is 80255740681. The reversal of 80255740659 is 95604755208.

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

It is a cyclic number.

It is not a de Polignac number, because 80255740659 - 2³ = 80255740651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80255740651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13375956774 + ... + 13375956779.

It is an arithmetic number, because the mean of its divisors is an integer number (26751913554).

Almost surely, 2^80255740659 is an apocalyptic number.

80255740659 is a deficient number, since it is larger than the sum of its proper divisors (26751913557).

80255740659 is a wasteful number, since it uses less digits than its factorization.

80255740659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26751913556.

The product of its (nonzero) digits is 3024000, while the sum is 51.

The spelling of 80255740659 in words is "eighty billion, two hundred fifty-five million, seven hundred forty thousand, six hundred fifty-nine".