4545039219 has 16 divisors (see below), whose sum is σ = 6965812992. Its totient is φ = 2582150688.

The previous prime is 4545039197. The next prime is 4545039251. The reversal of 4545039219 is 9129305454.

It is not a de Polignac number, because 4545039219 - 2⁷ = 4545039091 is a prime.

It is a super-2 number, since 2×4545039219² = 41314763004496259922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4545039259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 621889 + ... + 629154.

It is an arithmetic number, because the mean of its divisors is an integer number (435363312).

Almost surely, 2^4545039219 is an apocalyptic number.

4545039219 is a deficient number, since it is larger than the sum of its proper divisors (2420773773).

4545039219 is a wasteful number, since it uses less digits than its factorization.

4545039219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251226.

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 4545039219 is about 67416.9060325376. The cubic root of 4545039219 is about 1656.4533582337.

The spelling of 4545039219 in words is "four billion, five hundred forty-five million, thirty-nine thousand, two hundred nineteen".