2817973382394 has 64 divisors (see below), whose sum is σ = 5840058728448. Its totient is φ = 905540126400.

The previous prime is 2817973382311. The next prime is 2817973382417. The reversal of 2817973382394 is 4932833797182.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249129999 + ... + 249141309.

It is an arithmetic number, because the mean of its divisors is an integer number (91250917632).

Almost surely, 2^{2817973382394} is an apocalyptic number.

2817973382394 is an abundant number, since it is smaller than the sum of its proper divisors (3022085346054).

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

2817973382394 is a wasteful number, since it uses less digits than its factorization.

2817973382394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16363.

The product of its digits is 109734912, while the sum is 66.

The spelling of 2817973382394 in words is "two trillion, eight hundred seventeen billion, nine hundred seventy-three million, three hundred eighty-two thousand, three hundred ninety-four".