57326769191 has 2 divisors, whose sum is σ = 57326769192. Its totient is φ = 57326769190.

The previous prime is 57326769173. The next prime is 57326769193. The reversal of 57326769191 is 19196762375.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57326769191 - 2¹⁴ = 57326752807 is a prime.

Together with 57326769193, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57326769193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28663384595 + 28663384596.

It is an arithmetic number, because the mean of its divisors is an integer number (28663384596).

Almost surely, 2^57326769191 is an apocalyptic number.

57326769191 is a deficient number, since it is larger than the sum of its proper divisors (1).

57326769191 is an equidigital number, since it uses as much as digits as its factorization.

57326769191 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4286520, while the sum is 56.

The spelling of 57326769191 in words is "fifty-seven billion, three hundred twenty-six million, seven hundred sixty-nine thousand, one hundred ninety-one".