80732367678 has 8 divisors (see below), whose sum is σ = 161464735368. Its totient is φ = 26910789224.

The previous prime is 80732367659. The next prime is 80732367731. The reversal of 80732367678 is 87676323708.

It is a sphenic number, since it is the product of 3 distinct primes.

80732367678 is an admirable number.

It is a super-2 number, since 2×80732367678² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6727697301 + ... + 6727697312.

It is an arithmetic number, because the mean of its divisors is an integer number (20183091921).

Almost surely, 2^80732367678 is an apocalyptic number.

80732367678 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

80732367678 is a wasteful number, since it uses less digits than its factorization.

80732367678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13455394618.

The product of its (nonzero) digits is 14224896, while the sum is 57.

The spelling of 80732367678 in words is "eighty billion, seven hundred thirty-two million, three hundred sixty-seven thousand, six hundred seventy-eight".