80571412440964 has 9 divisors (see below), whose sum is σ = 141000003188247. Its totient is φ = 40285697244324.

The previous prime is 80571412440949. The next prime is 80571412440977. The reversal of 80571412440964 is 46904421417508.

The square root of 80571412440964 is 8976158.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 15708277 + ... + 20196355.

Almost surely, 2^{80571412440964} is an apocalyptic number.

80571412440964 is the 8976158-th square number.

It is an amenable number.

80571412440964 is a deficient number, since it is larger than the sum of its proper divisors (60428590747283).

80571412440964 is an frugal number, since it uses more digits than its factorization.

80571412440964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8976162 (or 4488081 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 55.

The spelling of 80571412440964 in words is "eighty trillion, five hundred seventy-one billion, four hundred twelve million, four hundred forty thousand, nine hundred sixty-four".