880172234009 has 4 divisors (see below), whose sum is σ = 903960672804. Its totient is φ = 856383795216.

The previous prime is 880172233987. The next prime is 880172234021. The reversal of 880172234009 is 900432271088.

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

It can be written as a sum of positive squares in 2 ways, for example, as 598712275225 + 281459958784 = 773765^2 + 530528^2 .

It is a cyclic number.

It is not a de Polignac number, because 880172234009 - 2⁸ = 880172233753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (880172234209) 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, 11894219342 + ... + 11894219415.

It is an arithmetic number, because the mean of its divisors is an integer number (225990168201).

Almost surely, 2^880172234009 is an apocalyptic number.

It is an amenable number.

880172234009 is a deficient number, since it is larger than the sum of its proper divisors (23788438795).

880172234009 is a wasteful number, since it uses less digits than its factorization.

880172234009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23788438794.

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 880172234009 in words is "eight hundred eighty billion, one hundred seventy-two million, two hundred thirty-four thousand, nine".