1438015313999 has 8 divisors (see below), whose sum is σ = 1568961072720. Its totient is φ = 1307105737600.

The previous prime is 1438015313983. The next prime is 1438015314019. The reversal of 1438015313999 is 9993135108341.

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

It is a cyclic number.

It is not a de Polignac number, because 1438015313999 - 2⁴ = 1438015313983 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 (1438015313909) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 8962442 + ... + 9121479.

It is an arithmetic number, because the mean of its divisors is an integer number (196120134090).

Almost surely, 2^{1438015313999} is an apocalyptic number.

1438015313999 is a deficient number, since it is larger than the sum of its proper divisors (130945758721).

1438015313999 is a wasteful number, since it uses less digits than its factorization.

1438015313999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18091161.

The product of its (nonzero) digits is 3149280, while the sum is 56.

The spelling of 1438015313999 in words is "one trillion, four hundred thirty-eight billion, fifteen million, three hundred thirteen thousand, nine hundred ninety-nine".