873411739225 has 27 divisors (see below), whose sum is σ = 1088065904247. Its totient is φ = 695495796480.

The previous prime is 873411739163. The next prime is 873411739231. The reversal of 873411739225 is 522937114378.

The square root of 873411739225 is 934565.

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

It can be written as a sum of positive squares in 13 ways, for example, as 824091849 + 872587647376 = 28707^2 + 934124^2 .

It is a de Polignac number, because none of the positive numbers 2^k-873411739225 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1911185197 + ... + 1911185653.

Almost surely, 2^873411739225 is an apocalyptic number.

873411739225 is the 934565-th square number.

873411739225 is the 467283-rd centered octagonal number.

It is an amenable number.

873411739225 is a deficient number, since it is larger than the sum of its proper divisors (214654165022).

873411739225 is an frugal number, since it uses more digits than its factorization.

873411739225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1742 (or 871 counting only the distinct ones).

The product of its digits is 2540160, while the sum is 52.

The spelling of 873411739225 in words is "eight hundred seventy-three billion, four hundred eleven million, seven hundred thirty-nine thousand, two hundred twenty-five".