253408426399 has 2 divisors, whose sum is σ = 253408426400. Its totient is φ = 253408426398.

The previous prime is 253408426367. The next prime is 253408426423. The reversal of 253408426399 is 993624804352.

253408426399 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253408426399 - 2⁵ = 253408426367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253408426309) 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, 126704213199 + 126704213200.

It is an arithmetic number, because the mean of its divisors is an integer number (126704213200).

Almost surely, 2^253408426399 is an apocalyptic number.

253408426399 is a deficient number, since it is larger than the sum of its proper divisors (1).

253408426399 is an equidigital number, since it uses as much as digits as its factorization.

253408426399 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11197440, while the sum is 55.

The spelling of 253408426399 in words is "two hundred fifty-three billion, four hundred eight million, four hundred twenty-six thousand, three hundred ninety-nine".