245225242519 has 2 divisors, whose sum is σ = 245225242520. Its totient is φ = 245225242518.

The previous prime is 245225242517. The next prime is 245225242529. The reversal of 245225242519 is 915242522542.

245225242519 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 245225242519 - 2¹ = 245225242517 is a prime.

It is a super-2 number, since 2×245225242519² (a number of 24 digits) contains 22 as substring.

Together with 245225242517, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (245225242517) 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, 122612621259 + 122612621260.

It is an arithmetic number, because the mean of its divisors is an integer number (122612621260).

Almost surely, 2^245225242519 is an apocalyptic number.

245225242519 is a deficient number, since it is larger than the sum of its proper divisors (1).

245225242519 is an equidigital number, since it uses as much as digits as its factorization.

245225242519 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576000, while the sum is 43.

The spelling of 245225242519 in words is "two hundred forty-five billion, two hundred twenty-five million, two hundred forty-two thousand, five hundred nineteen".