1038378133494 has 24 divisors (see below), whose sum is σ = 2422882312032. Its totient is φ = 319500964080.

The previous prime is 1038378133483. The next prime is 1038378133501. The reversal of 1038378133494 is 4943318738301.

1038378133494 is a `hidden beast` number, since 1 + 0 + 3 + 83 + 78 + 1 + 3 + 3 + 494 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1038378133494.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2218756462 + ... + 2218756929.

It is an arithmetic number, because the mean of its divisors is an integer number (100953429668).

Almost surely, 2^{1038378133494} is an apocalyptic number.

1038378133494 is an abundant number, since it is smaller than the sum of its proper divisors (1384504178538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1038378133494 is a wasteful number, since it uses less digits than its factorization.

1038378133494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4437513412 (or 4437513409 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The spelling of 1038378133494 in words is "one trillion, thirty-eight billion, three hundred seventy-eight million, one hundred thirty-three thousand, four hundred ninety-four".