245503846216507 has 2 divisors, whose sum is σ = 245503846216508. Its totient is φ = 245503846216506.

The previous prime is 245503846216469. The next prime is 245503846216529. The reversal of 245503846216507 is 705612648305542.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245503846216507 is a prime.

It is not a weakly prime, because it can be changed into another prime (245503846216537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122751923108253 + 122751923108254.

It is an arithmetic number, because the mean of its divisors is an integer number (122751923108254).

Almost surely, 2^{245503846216507} is an apocalyptic number.

245503846216507 is a deficient number, since it is larger than the sum of its proper divisors (1).

245503846216507 is an equidigital number, since it uses as much as digits as its factorization.

245503846216507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384000, while the sum is 58.

The spelling of 245503846216507 in words is "two hundred forty-five trillion, five hundred three billion, eight hundred forty-six million, two hundred sixteen thousand, five hundred seven".