238516011 has 6 divisors (see below), whose sum is σ = 344523140. Its totient is φ = 159010668.

The previous prime is 238516009. The next prime is 238516037. The reversal of 238516011 is 110615832.

238516011 is a `hidden beast` number, since 2 + 3 + 8 + 51 + 601 + 1 = 666.

It is not a de Polignac number, because 238516011 - 2¹ = 238516009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (238516081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13250881 + ... + 13250898.

Almost surely, 2^238516011 is an apocalyptic number.

238516011 is a deficient number, since it is larger than the sum of its proper divisors (106007129).

238516011 is a wasteful number, since it uses less digits than its factorization.

238516011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26501785 (or 26501782 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

The square root of 238516011 is about 15443.9635780456. The cubic root of 238516011 is about 620.1629913134.

The spelling of 238516011 in words is "two hundred thirty-eight million, five hundred sixteen thousand, eleven".