1938281937483 has 16 divisors (see below), whose sum is σ = 2633237250336. Its totient is φ = 1267759134720.

The previous prime is 1938281937457. The next prime is 1938281937509. The reversal of 1938281937483 is 3847391828391.

It is an interprime number because it is at equal distance from previous prime (1938281937457) and next prime (1938281937509).

It is not a de Polignac number, because 1938281937483 - 2²² = 1938277743179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1938281937413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4264491 + ... + 4697067.

It is an arithmetic number, because the mean of its divisors is an integer number (164577328146).

Almost surely, 2^{1938281937483} is an apocalyptic number.

1938281937483 is a deficient number, since it is larger than the sum of its proper divisors (694955312853).

1938281937483 is a wasteful number, since it uses less digits than its factorization.

1938281937483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 460814.

The product of its digits is 62705664, while the sum is 66.

The spelling of 1938281937483 in words is "one trillion, nine hundred thirty-eight billion, two hundred eighty-one million, nine hundred thirty-seven thousand, four hundred eighty-three".