873427321272 has 32 divisors (see below), whose sum is σ = 2382074513280. Its totient is φ = 264674945760.

The previous prime is 873427321267. The next prime is 873427321279. The reversal of 873427321272 is 272123724378.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873427321279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1654218148 + ... + 1654218675.

It is an arithmetic number, because the mean of its divisors is an integer number (74439828540).

Almost surely, 2^873427321272 is an apocalyptic number.

It is an amenable number.

873427321272 is an abundant number, since it is smaller than the sum of its proper divisors (1508647192008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873427321272 is a wasteful number, since it uses less digits than its factorization.

873427321272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3308436843 (or 3308436839 counting only the distinct ones).

The product of its digits is 1580544, while the sum is 48.

The spelling of 873427321272 in words is "eight hundred seventy-three billion, four hundred twenty-seven million, three hundred twenty-one thousand, two hundred seventy-two".