238340558853 has 12 divisors (see below), whose sum is σ = 344325928128. Its totient is φ = 158867752680.

The previous prime is 238340558837. The next prime is 238340558857. The reversal of 238340558853 is 358855043832.

238340558853 is a `hidden beast` number, since 2 + 3 + 8 + 3 + 4 + 0 + 5 + 588 + 53 = 666.

It is not a de Polignac number, because 238340558853 - 2⁴ = 238340558837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 238340558853.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238340558857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2104525 + ... + 2214882.

It is an arithmetic number, because the mean of its divisors is an integer number (28693827344).

Almost surely, 2^238340558853 is an apocalyptic number.

It is an amenable number.

238340558853 is a deficient number, since it is larger than the sum of its proper divisors (105985369275).

238340558853 is a wasteful number, since it uses less digits than its factorization.

238340558853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4325544 (or 4325541 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 238340558853 in words is "two hundred thirty-eight billion, three hundred forty million, five hundred fifty-eight thousand, eight hundred fifty-three".