2938399358975 has 12 divisors (see below), whose sum is σ = 3643670470224. Its totient is φ = 2350683832320.

The previous prime is 2938399358933. The next prime is 2938399358977. The reversal of 2938399358975 is 5798539938392.

It is a Cunningham number, because it is equal to 1714176²-1.

It is not a de Polignac number, because 2938399358975 - 2¹⁶ = 2938399293439 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2938399358975.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2938399358977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 857087 + ... + 2571263.

It is an arithmetic number, because the mean of its divisors is an integer number (303639205852).

Almost surely, 2^{2938399358975} is an apocalyptic number.

2938399358975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2938399358975 is a deficient number, since it is larger than the sum of its proper divisors (705271111249).

2938399358975 is a wasteful number, since it uses less digits than its factorization.

2938399358975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782754 (or 1782749 counting only the distinct ones).

The product of its digits is 3968092800, while the sum is 80.

The spelling of 2938399358975 in words is "two trillion, nine hundred thirty-eight billion, three hundred ninety-nine million, three hundred fifty-eight thousand, nine hundred seventy-five".