838294473256 has 16 divisors (see below), whose sum is σ = 1586222342100. Its totient is φ = 415301848704.

The previous prime is 838294473253. The next prime is 838294473259. The reversal of 838294473256 is 652374492838.

It is an interprime number because it is at equal distance from previous prime (838294473253) and next prime (838294473259).

It can be written as a sum of positive squares in 2 ways, for example, as 838202505156 + 91968100 = 915534^2 + 9590^2 .

It is a junction number, because it is equal to n+sod(n) for n = 838294473194 and 838294473203.

It is not an unprimeable number, because it can be changed into a prime (838294473253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 480672565 + ... + 480674308.

Almost surely, 2^838294473256 is an apocalyptic number.

It is an amenable number.

838294473256 is a deficient number, since it is larger than the sum of its proper divisors (747927868844).

838294473256 is a wasteful number, since it uses less digits than its factorization.

838294473256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961346988 (or 961346984 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 61.

The spelling of 838294473256 in words is "eight hundred thirty-eight billion, two hundred ninety-four million, four hundred seventy-three thousand, two hundred fifty-six".