245262158291 has 2 divisors, whose sum is σ = 245262158292. Its totient is φ = 245262158290.

The previous prime is 245262158279. The next prime is 245262158321. The reversal of 245262158291 is 192851262542.

245262158291 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 a de Polignac number, because none of the positive numbers 2^k-245262158291 is a prime.

It is not a weakly prime, because it can be changed into another prime (245261158291) 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, 122631079145 + 122631079146.

It is an arithmetic number, because the mean of its divisors is an integer number (122631079146).

Almost surely, 2^245262158291 is an apocalyptic number.

245262158291 is a deficient number, since it is larger than the sum of its proper divisors (1).

245262158291 is an equidigital number, since it uses as much as digits as its factorization.

245262158291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 691200, while the sum is 47.

The spelling of 245262158291 in words is "two hundred forty-five billion, two hundred sixty-two million, one hundred fifty-eight thousand, two hundred ninety-one".