80082774771 has 4 divisors (see below), whose sum is σ = 106777033032. Its totient is φ = 53388516512.

The previous prime is 80082774731. The next prime is 80082774781. The reversal of 80082774771 is 17747728008.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80082774771 - 2⁷ = 80082774643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (80082774731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13347129126 + ... + 13347129131.

It is an arithmetic number, because the mean of its divisors is an integer number (26694258258).

Almost surely, 2^80082774771 is an apocalyptic number.

80082774771 is a deficient number, since it is larger than the sum of its proper divisors (26694258261).

80082774771 is a wasteful number, since it uses less digits than its factorization.

80082774771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26694258260.

The product of its (nonzero) digits is 1229312, while the sum is 51.

The spelling of 80082774771 in words is "eighty billion, eighty-two million, seven hundred seventy-four thousand, seven hundred seventy-one".