80232262009 has 9 divisors (see below), whose sum is σ = 80708948229. Its totient is φ = 79758379740.

The previous prime is 80232262007. The next prime is 80232262021. The reversal of 80232262009 is 90026223208.

The square root of 80232262009 is 283253.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 80232262009 - 2¹ = 80232262007 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (80232262003) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 54100582 + ... + 54102064.

Almost surely, 2^80232262009 is an apocalyptic number.

80232262009 is the 283253-rd square number.

80232262009 is the 141627-th centered octagonal number.

It is an amenable number.

80232262009 is a deficient number, since it is larger than the sum of its proper divisors (476686220).

80232262009 is an frugal number, since it uses more digits than its factorization.

80232262009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3348 (or 1674 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 80232262009 in words is "eighty billion, two hundred thirty-two million, two hundred sixty-two thousand, nine".