393352305772 has 12 divisors (see below), whose sum is σ = 718295515056. Its totient is φ = 188125015760.

The previous prime is 393352305761. The next prime is 393352305809. The reversal of 393352305772 is 277503253393.

It is a super-2 number, since 2×393352305772² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2137784179 + ... + 2137784362.

It is an arithmetic number, because the mean of its divisors is an integer number (59857959588).

Almost surely, 2^393352305772 is an apocalyptic number.

It is an amenable number.

393352305772 is a deficient number, since it is larger than the sum of its proper divisors (324943209284).

393352305772 is a wasteful number, since it uses less digits than its factorization.

393352305772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275568568 (or 4275568566 counting only the distinct ones).

The product of its (nonzero) digits is 3572100, while the sum is 49.

The spelling of 393352305772 in words is "three hundred ninety-three billion, three hundred fifty-two million, three hundred five thousand, seven hundred seventy-two".