873354762820 has 48 divisors (see below), whose sum is σ = 1879637679360. Its totient is φ = 340764143616.

The previous prime is 873354762817. The next prime is 873354762851. The reversal of 873354762820 is 28267453378.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3198717 + ... + 3460996.

It is an arithmetic number, because the mean of its divisors is an integer number (39159118320).

Almost surely, 2^873354762820 is an apocalyptic number.

It is an amenable number.

873354762820 is an abundant number, since it is smaller than the sum of its proper divisors (1006282916540).

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

873354762820 is a wasteful number, since it uses less digits than its factorization.

873354762820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6659884 (or 6659882 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 55.

The spelling of 873354762820 in words is "eight hundred seventy-three billion, three hundred fifty-four million, seven hundred sixty-two thousand, eight hundred twenty".