80733901066 has 96 divisors (see below), whose sum is σ = 154303373952. Its totient is φ = 31394563200.

The previous prime is 80733901057. The next prime is 80733901081. The reversal of 80733901066 is 66010933708.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62054616 + ... + 62055916.

It is an arithmetic number, because the mean of its divisors is an integer number (1607326812).

Almost surely, 2^80733901066 is an apocalyptic number.

80733901066 is a deficient number, since it is larger than the sum of its proper divisors (73569472886).

80733901066 is a wasteful number, since it uses less digits than its factorization.

80733901066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2124 (or 2117 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 43.

The spelling of 80733901066 in words is "eighty billion, seven hundred thirty-three million, nine hundred one thousand, sixty-six".