823016838238 has 8 divisors (see below), whose sum is σ = 1410886008432. Its totient is φ = 352721502096.

The previous prime is 823016838227. The next prime is 823016838251. The reversal of 823016838238 is 832838610328.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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, 29393458495 + ... + 29393458522.

It is an arithmetic number, because the mean of its divisors is an integer number (176360751054).

Almost surely, 2^823016838238 is an apocalyptic number.

823016838238 is a deficient number, since it is larger than the sum of its proper divisors (587869170194).

823016838238 is a wasteful number, since it uses less digits than its factorization.

823016838238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58786917026.

The product of its (nonzero) digits is 2654208, while the sum is 52.

The spelling of 823016838238 in words is "eight hundred twenty-three billion, sixteen million, eight hundred thirty-eight thousand, two hundred thirty-eight".