238012981824 has 56 divisors (see below), whose sum is σ = 640416316320. Its totient is φ = 77992950784.

The previous prime is 238012981807. The next prime is 238012981831. The reversal of 238012981824 is 428189210832.

238012981824 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10494189 + ... + 10516844.

Almost surely, 2^238012981824 is an apocalyptic number.

238012981824 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

238012981824 is an abundant number, since it is smaller than the sum of its proper divisors (402403334496).

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

238012981824 is a wasteful number, since it uses less digits than its factorization.

238012981824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21011107 (or 21011097 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The spelling of 238012981824 in words is "two hundred thirty-eight billion, twelve million, nine hundred eighty-one thousand, eight hundred twenty-four".