238290981936 has 60 divisors (see below), whose sum is σ = 716088723192. Its totient is φ = 68083137024.

The previous prime is 238290981931. The next prime is 238290982003. The reversal of 238290981936 is 639189092832.

It is a self number, because there is not a number n which added to its sum of digits gives 238290981936.

It is not an unprimeable number, because it can be changed into a prime (238290981931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50654745 + ... + 50659448.

Almost surely, 2^238290981936 is an apocalyptic number.

It is an amenable number.

238290981936 is an abundant number, since it is smaller than the sum of its proper divisors (477797741256).

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

238290981936 is a wasteful number, since it uses less digits than its factorization.

238290981936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101314218 (or 101314205 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 60.

The spelling of 238290981936 in words is "two hundred thirty-eight billion, two hundred ninety million, nine hundred eighty-one thousand, nine hundred thirty-six".