238097886191 has 16 divisors (see below), whose sum is σ = 265102992288. Its totient is φ = 212000256000.

The previous prime is 238097886181. The next prime is 238097886199. The reversal of 238097886191 is 191688790832.

It is a cyclic number.

It is not a de Polignac number, because 238097886191 - 2⁶ = 238097886127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238097886199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17510 + ... + 690291.

It is an arithmetic number, because the mean of its divisors is an integer number (16568937018).

Almost surely, 2^238097886191 is an apocalyptic number.

238097886191 is a deficient number, since it is larger than the sum of its proper divisors (27005106097).

238097886191 is a wasteful number, since it uses less digits than its factorization.

238097886191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708442.

The product of its (nonzero) digits is 10450944, while the sum is 62.

The spelling of 238097886191 in words is "two hundred thirty-eight billion, ninety-seven million, eight hundred eighty-six thousand, one hundred ninety-one".