80796723 has 24 divisors (see below), whose sum is σ = 128786688. Its totient is φ = 44054208.

The previous prime is 80796719. The next prime is 80796731. The reversal of 80796723 is 32769708.

It is not a de Polignac number, because 80796723 - 2² = 80796719 is a prime.

It is a super-2 number, since 2×80796723² = 13056220895077458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (80796743) by changing a digit.

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 in 23 ways as a sum of consecutive naturals, for example, 197343 + ... + 197751.

It is an arithmetic number, because the mean of its divisors is an integer number (5366112).

Almost surely, 2^80796723 is an apocalyptic number.

80796723 is a deficient number, since it is larger than the sum of its proper divisors (47989965).

80796723 is an equidigital number, since it uses as much as digits as its factorization.

80796723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 851 (or 442 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 80796723 is about 8988.6997391169. The cubic root of 80796723 is about 432.3126220066.

The spelling of 80796723 in words is "eighty million, seven hundred ninety-six thousand, seven hundred twenty-three".