80566486401 has 4 divisors (see below), whose sum is σ = 107421981872. Its totient is φ = 53710990932.

The previous prime is 80566486381. The next prime is 80566486421. The reversal of 80566486401 is 10468466508.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (80566486381) and next prime (80566486421).

It is not a de Polignac number, because 80566486401 - 2²⁹ = 80029615489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80566486421) 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, 13427747731 + ... + 13427747736.

It is an arithmetic number, because the mean of its divisors is an integer number (26855495468).

Almost surely, 2^80566486401 is an apocalyptic number.

It is an amenable number.

80566486401 is a deficient number, since it is larger than the sum of its proper divisors (26855495471).

80566486401 is a wasteful number, since it uses less digits than its factorization.

80566486401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26855495470.

The product of its (nonzero) digits is 1105920, while the sum is 48.

The spelling of 80566486401 in words is "eighty billion, five hundred sixty-six million, four hundred eighty-six thousand, four hundred one".