238366745812 has 12 divisors (see below), whose sum is σ = 449229636436. Its totient is φ = 110015421120.

The previous prime is 238366745809. The next prime is 238366745861. The reversal of 238366745812 is 218547663832.

It can be written as a sum of positive squares in 2 ways, for example, as 160501191876 + 77865553936 = 400626^2 + 279044^2 .

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, 2291987889 + ... + 2291987992.

Almost surely, 2^238366745812 is an apocalyptic number.

It is an amenable number.

238366745812 is a deficient number, since it is larger than the sum of its proper divisors (210862890624).

238366745812 is a wasteful number, since it uses less digits than its factorization.

238366745812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583975898 (or 4583975896 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 55.

The spelling of 238366745812 in words is "two hundred thirty-eight billion, three hundred sixty-six million, seven hundred forty-five thousand, eight hundred twelve".