84773924839 has 6 divisors (see below), whose sum is σ = 84822040784. Its totient is φ = 84725836020.

The previous prime is 84773924831. The next prime is 84773924843. The reversal of 84773924839 is 93842937748.

It is not a de Polignac number, because 84773924839 - 2³ = 84773924831 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84773924831) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3624994 + ... + 3648304.

Almost surely, 2^84773924839 is an apocalyptic number.

84773924839 is a deficient number, since it is larger than the sum of its proper divisors (48115945).

84773924839 is an frugal number, since it uses more digits than its factorization.

84773924839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27125 (or 25218 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 64.

The spelling of 84773924839 in words is "eighty-four billion, seven hundred seventy-three million, nine hundred twenty-four thousand, eight hundred thirty-nine".