4038869899438 has 48 divisors (see below), whose sum is σ = 7062568779168. Its totient is φ = 1727242862400.

The previous prime is 4038869899403. The next prime is 4038869899451. The reversal of 4038869899438 is 8349989688304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5608281 + ... + 6287332.

It is an arithmetic number, because the mean of its divisors is an integer number (147136849566).

Almost surely, 2^{4038869899438} is an apocalyptic number.

4038869899438 is a deficient number, since it is larger than the sum of its proper divisors (3023698879730).

4038869899438 is a wasteful number, since it uses less digits than its factorization.

4038869899438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11895721 (or 11895710 counting only the distinct ones).

The product of its (nonzero) digits is 2579890176, while the sum is 79.

The spelling of 4038869899438 in words is "four trillion, thirty-eight billion, eight hundred sixty-nine million, eight hundred ninety-nine thousand, four hundred thirty-eight".