838847453023 has 4 divisors (see below), whose sum is σ = 838849732240. Its totient is φ = 838845173808.

The previous prime is 838847453011. The next prime is 838847453033. The reversal of 838847453023 is 320354748838.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 838847453023 - 2⁹ = 838847452511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (838847453033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447390 + ... + 1370347.

It is an arithmetic number, because the mean of its divisors is an integer number (209712433060).

Almost surely, 2^838847453023 is an apocalyptic number.

838847453023 is a deficient number, since it is larger than the sum of its proper divisors (2279217).

838847453023 is a wasteful number, since it uses less digits than its factorization.

838847453023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2279216.

The product of its (nonzero) digits is 15482880, while the sum is 55.

The spelling of 838847453023 in words is "eight hundred thirty-eight billion, eight hundred forty-seven million, four hundred fifty-three thousand, twenty-three".