238314434988 has 24 divisors (see below), whose sum is σ = 635505160192. Its totient is φ = 68089838544.

The previous prime is 238314434947. The next prime is 238314434993. The reversal of 238314434988 is 889434413832.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1418538220 + ... + 1418538387.

Almost surely, 2^238314434988 is an apocalyptic number.

238314434988 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

238314434988 is an abundant number, since it is smaller than the sum of its proper divisors (397190725204).

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

238314434988 is a wasteful number, since it uses less digits than its factorization.

238314434988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2837076621 (or 2837076619 counting only the distinct ones).

The product of its digits is 15925248, while the sum is 57.

The spelling of 238314434988 in words is "two hundred thirty-eight billion, three hundred fourteen million, four hundred thirty-four thousand, nine hundred eighty-eight".