320040214989 has 16 divisors (see below), whose sum is σ = 465526311744. Its totient is φ = 193958236800.

The previous prime is 320040214973. The next prime is 320040214997. The reversal of 320040214989 is 989412040023.

It is not a de Polignac number, because 320040214989 - 2⁴ = 320040214973 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 320040214989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320040214969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1242657 + ... + 1477929.

It is an arithmetic number, because the mean of its divisors is an integer number (29095394484).

Almost surely, 2^320040214989 is an apocalyptic number.

It is an amenable number.

320040214989 is a deficient number, since it is larger than the sum of its proper divisors (145486096755).

320040214989 is a wasteful number, since it uses less digits than its factorization.

320040214989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276508.

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 320040214989 in words is "three hundred twenty billion, forty million, two hundred fourteen thousand, nine hundred eighty-nine".