26223214057 has 2 divisors, whose sum is σ = 26223214058. Its totient is φ = 26223214056.

The previous prime is 26223214049. The next prime is 26223214063. The reversal of 26223214057 is 75041232262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25941612096 + 281601961 = 161064^2 + 16781^2 .

It is a cyclic number.

It is not a de Polignac number, because 26223214057 - 2³ = 26223214049 is a prime.

It is not a weakly prime, because it can be changed into another prime (26223224057) 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, 13111607028 + 13111607029.

It is an arithmetic number, because the mean of its divisors is an integer number (13111607029).

Almost surely, 2^26223214057 is an apocalyptic number.

It is an amenable number.

26223214057 is a deficient number, since it is larger than the sum of its proper divisors (1).

26223214057 is an equidigital number, since it uses as much as digits as its factorization.

26223214057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 26223214057 in words is "twenty-six billion, two hundred twenty-three million, two hundred fourteen thousand, fifty-seven".