8394228323940 has 24 divisors (see below), whose sum is σ = 23503839307200. Its totient is φ = 2238460886368.

The previous prime is 8394228323933. The next prime is 8394228323959. The reversal of 8394228323940 is 493238224938.

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, 69951902640 + ... + 69951902759.

It is an arithmetic number, because the mean of its divisors is an integer number (979326637800).

Almost surely, 2^{8394228323940} is an apocalyptic number.

It is an amenable number.

8394228323940 is an abundant number, since it is smaller than the sum of its proper divisors (15109610983260).

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

8394228323940 is a wasteful number, since it uses less digits than its factorization.

8394228323940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139903805411 (or 139903805409 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 57.

The spelling of 8394228323940 in words is "eight trillion, three hundred ninety-four billion, two hundred twenty-eight million, three hundred twenty-three thousand, nine hundred forty".