873806796543 has 16 divisors (see below), whose sum is σ = 1252489029120. Its totient is φ = 540135890496.

The previous prime is 873806796523. The next prime is 873806796553. The reversal of 873806796543 is 345697608378.

It is not a de Polignac number, because 873806796543 - 2¹⁸ = 873806534399 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (873806796523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163081830 + ... + 163087187.

It is an arithmetic number, because the mean of its divisors is an integer number (78280564320).

Almost surely, 2^873806796543 is an apocalyptic number.

873806796543 is a deficient number, since it is larger than the sum of its proper divisors (378682232577).

873806796543 is a wasteful number, since it uses less digits than its factorization.

873806796543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326169086.

The product of its (nonzero) digits is 182891520, while the sum is 66.

The spelling of 873806796543 in words is "eight hundred seventy-three billion, eight hundred six million, seven hundred ninety-six thousand, five hundred forty-three".