80517736582 has 8 divisors (see below), whose sum is σ = 127881111096. Its totient is φ = 37890699552.

The previous prime is 80517736547. The next prime is 80517736601. The reversal of 80517736582 is 28563771508.

It is a happy number.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1184084328 + ... + 1184084395.

It is an arithmetic number, because the mean of its divisors is an integer number (15985138887).

Almost surely, 2^80517736582 is an apocalyptic number.

80517736582 is a deficient number, since it is larger than the sum of its proper divisors (47363374514).

80517736582 is a wasteful number, since it uses less digits than its factorization.

80517736582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2368168742.

The product of its (nonzero) digits is 2822400, while the sum is 52.

The spelling of 80517736582 in words is "eighty billion, five hundred seventeen million, seven hundred thirty-six thousand, five hundred eighty-two".