873650810165 has 8 divisors (see below), whose sum is σ = 1198149682560. Its totient is φ = 599074841232.

The previous prime is 873650810147. The next prime is 873650810171. The reversal of 873650810165 is 561018056378.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 873650810165 - 2¹⁴ = 873650793781 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12480725825 + ... + 12480725894.

It is an arithmetic number, because the mean of its divisors is an integer number (149768710320).

Almost surely, 2^873650810165 is an apocalyptic number.

It is an amenable number.

873650810165 is a deficient number, since it is larger than the sum of its proper divisors (324498872395).

873650810165 is a wasteful number, since it uses less digits than its factorization.

873650810165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24961451731.

The product of its (nonzero) digits is 1209600, while the sum is 50.

The spelling of 873650810165 in words is "eight hundred seventy-three billion, six hundred fifty million, eight hundred ten thousand, one hundred sixty-five".