83389894874 has 32 divisors (see below), whose sum is σ = 147353423616. Its totient is φ = 34893385920.

The previous prime is 83389894853. The next prime is 83389894897. The reversal of 83389894874 is 47849898338.

It is a junction number, because it is equal to n+sod(n) for n = 83389894798 and 83389894807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292277 + ... + 502200.

It is an arithmetic number, because the mean of its divisors is an integer number (4604794488).

Almost surely, 2^83389894874 is an apocalyptic number.

83389894874 is a deficient number, since it is larger than the sum of its proper divisors (63963528742).

83389894874 is a wasteful number, since it uses less digits than its factorization.

83389894874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794870.

The product of its digits is 334430208, while the sum is 71.

The spelling of 83389894874 in words is "eighty-three billion, three hundred eighty-nine million, eight hundred ninety-four thousand, eight hundred seventy-four".