80590667776 has 76 divisors (see below), whose sum is σ = 166754723220. Its totient is φ = 38902169600.

The previous prime is 80590667737. The next prime is 80590667813. The reversal of 80590667776 is 67776609508.

It can be written as a sum of positive squares in 2 ways, for example, as 56682086400 + 23908581376 = 238080^2 + 154624^2 .

It is a congruent 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, 7596876 + ... + 7607476.

It is an arithmetic number, because the mean of its divisors is an integer number (2194141095).

Almost surely, 2^80590667776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 80590667776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83377361610).

80590667776 is an abundant number, since it is smaller than the sum of its proper divisors (86164055444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80590667776 is an frugal number, since it uses more digits than its factorization.

80590667776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10666 (or 10632 counting only the distinct ones).

The product of its (nonzero) digits is 26671680, while the sum is 61.

The spelling of 80590667776 in words is "eighty billion, five hundred ninety million, six hundred sixty-seven thousand, seven hundred seventy-six".