83398380736 has 84 divisors (see below), whose sum is σ = 182371181104. Its totient is φ = 37811473920.

The previous prime is 83398380697. The next prime is 83398380749. The reversal of 83398380736 is 63708389338.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3060805 + ... + 3087931.

Almost surely, 2^83398380736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83398380736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91185590552).

83398380736 is an abundant number, since it is smaller than the sum of its proper divisors (98972800368).

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

83398380736 is a wasteful number, since it uses less digits than its factorization.

83398380736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27558 (or 27537 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 58.

The spelling of 83398380736 in words is "eighty-three billion, three hundred ninety-eight million, three hundred eighty thousand, seven hundred thirty-six".