83389894876 has 12 divisors (see below), whose sum is σ = 146911728600. Its totient is φ = 41415115280.

The previous prime is 83389894853. The next prime is 83389894897. The reversal of 83389894876 is 67849898338.

It is a junction number, because it is equal to n+sod(n) for n = 83389894799 and 83389894808.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 69957370 + ... + 69958561.

It is an arithmetic number, because the mean of its divisors is an integer number (12242644050).

Almost surely, 2^83389894876 is an apocalyptic number.

It is an amenable number.

83389894876 is a deficient number, since it is larger than the sum of its proper divisors (63521833724).

83389894876 is a wasteful number, since it uses less digits than its factorization.

83389894876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139916084 (or 139916082 counting only the distinct ones).

The product of its digits is 501645312, while the sum is 73.

The spelling of 83389894876 in words is "eighty-three billion, three hundred eighty-nine million, eight hundred ninety-four thousand, eight hundred seventy-six".