238597155456 has 512 divisors, whose sum is σ = 758782080000. Its totient is φ = 65640038400.

The previous prime is 238597155443. The next prime is 238597155469. The reversal of 238597155456 is 654551795832.

238597155456 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (238597155443) and next prime (238597155469).

It is a self number, because there is not a number n which added to its sum of digits gives 238597155456.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 194138650 + ... + 194139878.

It is an arithmetic number, because the mean of its divisors is an integer number (1481996250).

Almost surely, 2^238597155456 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 238597155456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379391040000).

238597155456 is an abundant number, since it is smaller than the sum of its proper divisors (520184924544).

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

238597155456 is a wasteful number, since it uses less digits than its factorization.

238597155456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376 (or 1364 counting only the distinct ones).

The product of its digits is 45360000, while the sum is 60.

The spelling of 238597155456 in words is "two hundred thirty-eight billion, five hundred ninety-seven million, one hundred fifty-five thousand, four hundred fifty-six".