873123936838 has 16 divisors (see below), whose sum is σ = 1313300832480. Its totient is φ = 435357417600.

The previous prime is 873123936799. The next prime is 873123936889. The reversal of 873123936838 is 838639321378.

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, 4121998 + ... + 4328638.

It is an arithmetic number, because the mean of its divisors is an integer number (82081302030).

Almost surely, 2^873123936838 is an apocalyptic number.

873123936838 is a deficient number, since it is larger than the sum of its proper divisors (440176895642).

873123936838 is a wasteful number, since it uses less digits than its factorization.

873123936838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212463.

The product of its digits is 31352832, while the sum is 61.

The spelling of 873123936838 in words is "eight hundred seventy-three billion, one hundred twenty-three million, nine hundred thirty-six thousand, eight hundred thirty-eight".