80826861316 has 6 divisors (see below), whose sum is σ = 141447007310. Its totient is φ = 40413430656.

The previous prime is 80826861281. The next prime is 80826861341. The reversal of 80826861316 is 61316862808.

It can be written as a sum of positive squares in only one way, i.e., 80383590400 + 443270916 = 283520^2 + 21054^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 80826861316.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10103357661 + ... + 10103357668.

Almost surely, 2^80826861316 is an apocalyptic number.

It is an amenable number.

80826861316 is a deficient number, since it is larger than the sum of its proper divisors (60620145994).

80826861316 is a wasteful number, since it uses less digits than its factorization.

80826861316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20206715333 (or 20206715331 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 80826861316 in words is "eighty billion, eight hundred twenty-six million, eight hundred sixty-one thousand, three hundred sixteen".