873800872373 has 12 divisors (see below), whose sum is σ = 1034340258924. Its totient is φ = 733259472000.

The previous prime is 873800872369. The next prime is 873800872447. The reversal of 873800872373 is 373278008378.

It can be written as a sum of positive squares in 2 ways, for example, as 477174245284 + 396626627089 = 690778^2 + 629783^2 .

It is not a de Polignac number, because 873800872373 - 2² = 873800872369 is a prime.

It is a super-2 number, since 2×873800872373² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873800872333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277748228 + ... + 277751373.

It is an arithmetic number, because the mean of its divisors is an integer number (86195021577).

Almost surely, 2^873800872373 is an apocalyptic number.

It is an amenable number.

873800872373 is a deficient number, since it is larger than the sum of its proper divisors (160539386551).

873800872373 is a wasteful number, since it uses less digits than its factorization.

873800872373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 555499636 (or 555499625 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 56.

The spelling of 873800872373 in words is "eight hundred seventy-three billion, eight hundred million, eight hundred seventy-two thousand, three hundred seventy-three".