389057405722 has 8 divisors (see below), whose sum is σ = 589364189172. Its totient is φ = 192602676000.

The previous prime is 389057405701. The next prime is 389057405731. The reversal of 389057405722 is 227504750983.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 243758450961 + 145298954761 = 493719^2 + 381181^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 389057405722.

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, 963013179 + ... + 963013582.

Almost surely, 2^389057405722 is an apocalyptic number.

389057405722 is a deficient number, since it is larger than the sum of its proper divisors (200306783450).

389057405722 is a wasteful number, since it uses less digits than its factorization.

389057405722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926026864.

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 389057405722 in words is "three hundred eighty-nine billion, fifty-seven million, four hundred five thousand, seven hundred twenty-two".