393222792383716 has 27 divisors (see below), whose sum is σ = 688753621670569. Its totient is φ = 196436199502448.

The previous prime is 393222792383671. The next prime is 393222792383723. The reversal of 393222792383716 is 617383297222393.

The square root of 393222792383716 is 19829846.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 368311753102500 + 24911039281216 = 19191450^2 + 4991096^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 52311129990 + ... + 52311137506.

Almost surely, 2^{393222792383716} is an apocalyptic number.

393222792383716 is the 19829846-th square number.

It is an amenable number.

393222792383716 is a deficient number, since it is larger than the sum of its proper divisors (295530829286853).

393222792383716 is an frugal number, since it uses more digits than its factorization.

393222792383716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17676 (or 8838 counting only the distinct ones).

The product of its digits is 246903552, while the sum is 67.

The spelling of 393222792383716 in words is "three hundred ninety-three trillion, two hundred twenty-two billion, seven hundred ninety-two million, three hundred eighty-three thousand, seven hundred sixteen".