838534412023 has 24 divisors (see below), whose sum is σ = 1054931438624. Its totient is φ = 652432112640.

The previous prime is 838534411973. The next prime is 838534412039. The reversal of 838534412023 is 320214435838.

It is not a de Polignac number, because 838534412023 - 2²¹ = 838532314871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838534412123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165486 + ... + 1305547.

Almost surely, 2^838534412023 is an apocalyptic number.

838534412023 is a deficient number, since it is larger than the sum of its proper divisors (216397026601).

838534412023 is a wasteful number, since it uses less digits than its factorization.

838534412023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471735 (or 1471724 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 838534412023 in words is "eight hundred thirty-eight billion, five hundred thirty-four million, four hundred twelve thousand, twenty-three".