873956588313 has 4 divisors (see below), whose sum is σ = 1165275451088. Its totient is φ = 582637725540.

The previous prime is 873956588311. The next prime is 873956588347. The reversal of 873956588313 is 313885659378.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 873956588313 - 2¹ = 873956588311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (873956588311) 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, 145659431383 + ... + 145659431388.

It is an arithmetic number, because the mean of its divisors is an integer number (291318862772).

Almost surely, 2^873956588313 is an apocalyptic number.

It is an amenable number.

873956588313 is a deficient number, since it is larger than the sum of its proper divisors (291318862775).

873956588313 is a wasteful number, since it uses less digits than its factorization.

873956588313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291318862774.

The product of its digits is 130636800, while the sum is 66.

The spelling of 873956588313 in words is "eight hundred seventy-three billion, nine hundred fifty-six million, five hundred eighty-eight thousand, three hundred thirteen".