245023531540259 has 2 divisors, whose sum is σ = 245023531540260. Its totient is φ = 245023531540258.

The previous prime is 245023531540217. The next prime is 245023531540283. The reversal of 245023531540259 is 952045135320542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 245023531540259 - 2¹⁶ = 245023531474723 is a prime.

It is not a weakly prime, because it can be changed into another prime (245023531500259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122511765770129 + 122511765770130.

It is an arithmetic number, because the mean of its divisors is an integer number (122511765770130).

Almost surely, 2^{245023531540259} is an apocalyptic number.

245023531540259 is a deficient number, since it is larger than the sum of its proper divisors (1).

245023531540259 is an equidigital number, since it uses as much as digits as its factorization.

245023531540259 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480000, while the sum is 50.

The spelling of 245023531540259 in words is "two hundred forty-five trillion, twenty-three billion, five hundred thirty-one million, five hundred forty thousand, two hundred fifty-nine".