238117243516 has 12 divisors (see below), whose sum is σ = 421725721032. Its totient is φ = 117624180368.

The previous prime is 238117243489. The next prime is 238117243531. The reversal of 238117243516 is 615342711832.

It is a happy number.

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, 358609975 + ... + 358610638.

It is an arithmetic number, because the mean of its divisors is an integer number (35143810086).

Almost surely, 2^238117243516 is an apocalyptic number.

It is an amenable number.

238117243516 is a deficient number, since it is larger than the sum of its proper divisors (183608477516).

238117243516 is a wasteful number, since it uses less digits than its factorization.

238117243516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 717220700 (or 717220698 counting only the distinct ones).

The product of its digits is 241920, while the sum is 43.

The spelling of 238117243516 in words is "two hundred thirty-eight billion, one hundred seventeen million, two hundred forty-three thousand, five hundred sixteen".