80561770022 has 8 divisors (see below), whose sum is σ = 120850342536. Its totient is φ = 40278322512.

The previous prime is 80561769991. The next prime is 80561770063. The reversal of 80561770022 is 22007716508.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1241708 + ... + 1304975.

It is an arithmetic number, because the mean of its divisors is an integer number (15106292817).

Almost surely, 2^80561770022 is an apocalyptic number.

80561770022 is a deficient number, since it is larger than the sum of its proper divisors (40288572514).

80561770022 is a wasteful number, since it uses less digits than its factorization.

80561770022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2562502.

The product of its (nonzero) digits is 47040, while the sum is 38.

The spelling of 80561770022 in words is "eighty billion, five hundred sixty-one million, seven hundred seventy thousand, twenty-two".