2259906463 has 2 divisors, whose sum is σ = 2259906464. Its totient is φ = 2259906462.

The previous prime is 2259906433. The next prime is 2259906503. The reversal of 2259906463 is 3646099522.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2259906463 - 2⁵ = 2259906431 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2259906433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1129953231 + 1129953232.

It is an arithmetic number, because the mean of its divisors is an integer number (1129953232).

Almost surely, 2^2259906463 is an apocalyptic number.

2259906463 is a deficient number, since it is larger than the sum of its proper divisors (1).

2259906463 is an equidigital number, since it uses as much as digits as its factorization.

2259906463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 699840, while the sum is 46.

The square root of 2259906463 is about 47538.4735030480. The cubic root of 2259906463 is about 1312.2910132316.

The spelling of 2259906463 in words is "two billion, two hundred fifty-nine million, nine hundred six thousand, four hundred sixty-three".