238253180328 has 160 divisors (see below), whose sum is σ = 688225973160. Its totient is φ = 76948807680.

The previous prime is 238253180287. The next prime is 238253180401. The reversal of 238253180328 is 823081352832.

238253180328 is a `hidden beast` number, since 2 + 3 + 8 + 2 + 5 + 318 + 0 + 328 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 236388495204 + 1864685124 = 486198^2 + 43182^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 5757600 + ... + 5798832.

Almost surely, 2^238253180328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 238253180328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (344112986580).

238253180328 is an abundant number, since it is smaller than the sum of its proper divisors (449972792832).

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

238253180328 is a wasteful number, since it uses less digits than its factorization.

238253180328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41529 (or 41516 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The spelling of 238253180328 in words is "two hundred thirty-eight billion, two hundred fifty-three million, one hundred eighty thousand, three hundred twenty-eight".