2465209819 has 4 divisors (see below), whose sum is σ = 2465806720. Its totient is φ = 2464612920.

The previous prime is 2465209801. The next prime is 2465209837. The reversal of 2465209819 is 9189025642.

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

It is an interprime number because it is at equal distance from previous prime (2465209801) and next prime (2465209837).

It is a cyclic number.

It is not a de Polignac number, because 2465209819 - 2⁵ = 2465209787 is a prime.

It is a super-2 number, since 2×2465209819² = 12154518903388025522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2465209889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 292212 + ... + 300529.

It is an arithmetic number, because the mean of its divisors is an integer number (616451680).

Almost surely, 2^2465209819 is an apocalyptic number.

2465209819 is a deficient number, since it is larger than the sum of its proper divisors (596901).

2465209819 is an equidigital number, since it uses as much as digits as its factorization.

2465209819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596900.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 2465209819 is about 49650.8793376311. The cubic root of 2465209819 is about 1350.8837047146.

The spelling of 2465209819 in words is "two billion, four hundred sixty-five million, two hundred nine thousand, eight hundred nineteen".