83394649338 has 96 divisors (see below), whose sum is σ = 225637577088. Its totient is φ = 19994705280.

The previous prime is 83394649309. The next prime is 83394649357.

83394649338 is nontrivially palindromic in base 10.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 565081 + ... + 697212.

It is an arithmetic number, because the mean of its divisors is an integer number (2350391428).

Almost surely, 2^83394649338 is an apocalyptic number.

83394649338 is an abundant number, since it is smaller than the sum of its proper divisors (142242927750).

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

83394649338 is a wasteful number, since it uses less digits than its factorization.

83394649338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262340 (or 1262329 counting only the distinct ones).

The product of its digits is 40310784, while the sum is 60.

The spelling of 83394649338 in words is "eighty-three billion, three hundred ninety-four million, six hundred forty-nine thousand, three hundred thirty-eight".