393322190393 has 16 divisors (see below), whose sum is σ = 434440069056. Its totient is φ = 353101669440.

The previous prime is 393322190389. The next prime is 393322190419. The reversal of 393322190393 is 393091223393.

It is a cyclic number.

It is not a de Polignac number, because 393322190393 - 2² = 393322190389 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (393322190363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1999571 + ... + 2187447.

It is an arithmetic number, because the mean of its divisors is an integer number (27152504316).

Almost surely, 2^393322190393 is an apocalyptic number.

It is an amenable number.

393322190393 is a deficient number, since it is larger than the sum of its proper divisors (41117878663).

393322190393 is a wasteful number, since it uses less digits than its factorization.

393322190393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190264.

The product of its (nonzero) digits is 708588, while the sum is 47.

The spelling of 393322190393 in words is "three hundred ninety-three billion, three hundred twenty-two million, one hundred ninety thousand, three hundred ninety-three".