2845806459 has 4 divisors (see below), whose sum is σ = 3794408616. Its totient is φ = 1897204304.

The previous prime is 2845806449. The next prime is 2845806461. The reversal of 2845806459 is 9546085482.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2845806459 - 2⁵ = 2845806427 is a prime.

It is a super-2 number, since 2×2845806459² = 16197228804172237362, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2845806449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474301074 + ... + 474301079.

It is an arithmetic number, because the mean of its divisors is an integer number (948602154).

Almost surely, 2^2845806459 is an apocalyptic number.

2845806459 is a deficient number, since it is larger than the sum of its proper divisors (948602157).

2845806459 is an equidigital number, since it uses as much as digits as its factorization.

2845806459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948602156.

The product of its (nonzero) digits is 2764800, while the sum is 51.

The square root of 2845806459 is about 53346.1006916157. The cubic root of 2845806459 is about 1417.1042056007.

The spelling of 2845806459 in words is "two billion, eight hundred forty-five million, eight hundred six thousand, four hundred fifty-nine".