389287434322 has 8 divisors (see below), whose sum is σ = 583980310656. Its totient is φ = 194627330772.

The previous prime is 389287434281. The next prime is 389287434373. The reversal of 389287434322 is 223434782983.

It is a happy number.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8163478 + ... + 8211025.

It is an arithmetic number, because the mean of its divisors is an integer number (72997538832).

Almost surely, 2^389287434322 is an apocalyptic number.

389287434322 is a deficient number, since it is larger than the sum of its proper divisors (194692876334).

389287434322 is a wasteful number, since it uses less digits than its factorization.

389287434322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16386392.

The product of its digits is 13934592, while the sum is 55.

The spelling of 389287434322 in words is "three hundred eighty-nine billion, two hundred eighty-seven million, four hundred thirty-four thousand, three hundred twenty-two".