23840187271 has 2 divisors, whose sum is σ = 23840187272. Its totient is φ = 23840187270.

The previous prime is 23840187257. The next prime is 23840187277. The reversal of 23840187271 is 17278104832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23840187271 - 2¹⁹ = 23839662983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23840187277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11920093635 + 11920093636.

It is an arithmetic number, because the mean of its divisors is an integer number (11920093636).

Almost surely, 2^23840187271 is an apocalyptic number.

23840187271 is a deficient number, since it is larger than the sum of its proper divisors (1).

23840187271 is an equidigital number, since it uses as much as digits as its factorization.

23840187271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150528, while the sum is 43.

The spelling of 23840187271 in words is "twenty-three billion, eight hundred forty million, one hundred eighty-seven thousand, two hundred seventy-one".