238023042177191 has 2 divisors, whose sum is σ = 238023042177192. Its totient is φ = 238023042177190.

The previous prime is 238023042177163. The next prime is 238023042177229. The reversal of 238023042177191 is 191771240320832.

238023042177191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 238023042177191 - 2⁶ = 238023042177127 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (238023042177121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119011521088595 + 119011521088596.

It is an arithmetic number, because the mean of its divisors is an integer number (119011521088596).

Almost surely, 2^{238023042177191} is an apocalyptic number.

238023042177191 is a deficient number, since it is larger than the sum of its proper divisors (1).

238023042177191 is an equidigital number, since it uses as much as digits as its factorization.

238023042177191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The spelling of 238023042177191 in words is "two hundred thirty-eight trillion, twenty-three billion, forty-two million, one hundred seventy-seven thousand, one hundred ninety-one".