873138802998 has 64 divisors (see below), whose sum is σ = 2291765575680. Its totient is φ = 214853018400.

The previous prime is 873138802997. The next prime is 873138803039. The reversal of 873138802998 is 899208831378.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873138802997) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49725718 + ... + 49743273.

It is an arithmetic number, because the mean of its divisors is an integer number (35808837120).

Almost surely, 2^873138802998 is an apocalyptic number.

873138802998 is an abundant number, since it is smaller than the sum of its proper divisors (1418626772682).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

873138802998 is a wasteful number, since it uses less digits than its factorization.

873138802998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99469033.

The product of its (nonzero) digits is 41803776, while the sum is 66.

The spelling of 873138802998 in words is "eight hundred seventy-three billion, one hundred thirty-eight million, eight hundred two thousand, nine hundred ninety-eight".