3445765220263 has 2 divisors, whose sum is σ = 3445765220264. Its totient is φ = 3445765220262.

The previous prime is 3445765220221. The next prime is 3445765220327. The reversal of 3445765220263 is 3620225675443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3445765220263 - 2¹⁷ = 3445765089191 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3445765220203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1722882610131 + 1722882610132.

It is an arithmetic number, because the mean of its divisors is an integer number (1722882610132).

Almost surely, 2^{3445765220263} is an apocalyptic number.

3445765220263 is a deficient number, since it is larger than the sum of its proper divisors (1).

3445765220263 is an equidigital number, since it uses as much as digits as its factorization.

3445765220263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7257600, while the sum is 49.

The spelling of 3445765220263 in words is "three trillion, four hundred forty-five billion, seven hundred sixty-five million, two hundred twenty thousand, two hundred sixty-three".