12355338238 has 8 divisors (see below), whose sum is σ = 19130846400. Its totient is φ = 5978389440.

The previous prime is 12355338199. The next prime is 12355338271. The reversal of 12355338238 is 83283355321.

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

It is a junction number, because it is equal to n+sod(n) for n = 12355338194 and 12355338203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99639763 + ... + 99639886.

It is an arithmetic number, because the mean of its divisors is an integer number (2391355800).

Almost surely, 2^12355338238 is an apocalyptic number.

12355338238 is a deficient number, since it is larger than the sum of its proper divisors (6775508162).

12355338238 is a wasteful number, since it uses less digits than its factorization.

12355338238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199279682.

The product of its digits is 518400, while the sum is 43.

The spelling of 12355338238 in words is "twelve billion, three hundred fifty-five million, three hundred thirty-eight thousand, two hundred thirty-eight".