1438204863382 has 16 divisors (see below), whose sum is σ = 2572689445632. Its totient is φ = 589574664360.

The previous prime is 1438204863373. The next prime is 1438204863383. The reversal of 1438204863382 is 2833684028341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1438204863383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2233237044 + ... + 2233237687.

It is an arithmetic number, because the mean of its divisors is an integer number (160793090352).

Almost surely, 2^{1438204863382} is an apocalyptic number.

1438204863382 is a deficient number, since it is larger than the sum of its proper divisors (1134484582250).

1438204863382 is a wasteful number, since it uses less digits than its factorization.

1438204863382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4466474763.

The product of its (nonzero) digits is 5308416, while the sum is 52.

The spelling of 1438204863382 in words is "one trillion, four hundred thirty-eight billion, two hundred four million, eight hundred sixty-three thousand, three hundred eighty-two".