383989886072639 has 8 divisors (see below), whose sum is σ = 478740637181568. Its totient is φ = 299212898238360.

The previous prime is 383989886072609. The next prime is 383989886072651. The reversal of 383989886072639 is 936270688989383.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-383989886072639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (383989886072609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2493440818577 + ... + 2493440818730.

It is an arithmetic number, because the mean of its divisors is an integer number (59842579647696).

Almost surely, 2^{383989886072639} is an apocalyptic number.

383989886072639 is a deficient number, since it is larger than the sum of its proper divisors (94750751108929).

383989886072639 is a wasteful number, since it uses less digits than its factorization.

383989886072639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4986881637325.

The product of its (nonzero) digits is 40633270272, while the sum is 89.

The spelling of 383989886072639 in words is "three hundred eighty-three trillion, nine hundred eighty-nine billion, eight hundred eighty-six million, seventy-two thousand, six hundred thirty-nine".