83420833338 has 16 divisors (see below), whose sum is σ = 185379629760. Its totient is φ = 27806944428.

The previous prime is 83420833303. The next prime is 83420833357. The reversal of 83420833338 is 83333802438.

83420833338 is a `hidden beast` number, since 83 + 4 + 208 + 33 + 338 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 83420833293 and 83420833302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772415070 + ... + 772415177.

It is an arithmetic number, because the mean of its divisors is an integer number (11586226860).

Almost surely, 2^83420833338 is an apocalyptic number.

83420833338 is an abundant number, since it is smaller than the sum of its proper divisors (101958796422).

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

83420833338 is a wasteful number, since it uses less digits than its factorization.

83420833338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544830258 (or 1544830252 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 83420833338 in words is "eighty-three billion, four hundred twenty million, eight hundred thirty-three thousand, three hundred thirty-eight".