238133168015 has 12 divisors (see below), whose sum is σ = 288561168504. Its totient is φ = 188656914384.

The previous prime is 238133167949. The next prime is 238133168057. The reversal of 238133168015 is 510861331832.

It is not a de Polignac number, because 238133168015 - 2²⁶ = 238066059151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2191589 + ... + 2297678.

It is an arithmetic number, because the mean of its divisors is an integer number (24046764042).

Almost surely, 2^238133168015 is an apocalyptic number.

238133168015 is a deficient number, since it is larger than the sum of its proper divisors (50428000489).

238133168015 is an equidigital number, since it uses as much as digits as its factorization.

238133168015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4489478 (or 4489375 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

Adding to 238133168015 its reverse (510861331832), we get a palindrome (748994499847).

The spelling of 238133168015 in words is "two hundred thirty-eight billion, one hundred thirty-three million, one hundred sixty-eight thousand, fifteen".