245200669291 has 2 divisors, whose sum is σ = 245200669292. Its totient is φ = 245200669290.

The previous prime is 245200669271. The next prime is 245200669309. The reversal of 245200669291 is 192966002542.

245200669291 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 245200669291 - 2³¹ = 243053185643 is a prime.

It is not a weakly prime, because it can be changed into another prime (245200669271) 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, 122600334645 + 122600334646.

It is an arithmetic number, because the mean of its divisors is an integer number (122600334646).

Almost surely, 2^245200669291 is an apocalyptic number.

245200669291 is a deficient number, since it is larger than the sum of its proper divisors (1).

245200669291 is an equidigital number, since it uses as much as digits as its factorization.

245200669291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 245200669291 in words is "two hundred forty-five billion, two hundred million, six hundred sixty-nine thousand, two hundred ninety-one".