80533233507 has 4 divisors (see below), whose sum is σ = 107377644680. Its totient is φ = 53688822336.

The previous prime is 80533233457. The next prime is 80533233511. The reversal of 80533233507 is 70533233508.

It is a happy number.

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

It is not a de Polignac number, because 80533233507 - 2¹⁵ = 80533200739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80533233007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13422205582 + ... + 13422205587.

It is an arithmetic number, because the mean of its divisors is an integer number (26844411170).

Almost surely, 2^80533233507 is an apocalyptic number.

80533233507 is a deficient number, since it is larger than the sum of its proper divisors (26844411173).

80533233507 is a wasteful number, since it uses less digits than its factorization.

80533233507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26844411172.

The product of its (nonzero) digits is 226800, while the sum is 39.

Subtracting from 80533233507 its reverse (70533233508), we obtain a palindrome (9999999999).

The spelling of 80533233507 in words is "eighty billion, five hundred thirty-three million, two hundred thirty-three thousand, five hundred seven".