238357997424 has 60 divisors (see below), whose sum is σ = 706310837856. Its totient is φ = 74778978816.

The previous prime is 238357997387. The next prime is 238357997467. The reversal of 238357997424 is 424799753832.

238357997424 is a `hidden beast` number, since 2 + 38 + 3 + 579 + 9 + 7 + 4 + 24 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48681784 + ... + 48686679.

Almost surely, 2^238357997424 is an apocalyptic number.

238357997424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

238357997424 is an abundant number, since it is smaller than the sum of its proper divisors (467952840432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

238357997424 is a wasteful number, since it uses less digits than its factorization.

238357997424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97368494 (or 97368485 counting only the distinct ones).

The product of its digits is 91445760, while the sum is 63.

The spelling of 238357997424 in words is "two hundred thirty-eight billion, three hundred fifty-seven million, nine hundred ninety-seven thousand, four hundred twenty-four".