4540219899 has 4 divisors (see below), whose sum is σ = 6053626536. Its totient is φ = 3026813264.

The previous prime is 4540219897. The next prime is 4540219919. The reversal of 4540219899 is 9989120454.

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 4540219899 - 2¹ = 4540219897 is a prime.

It is a super-2 number, since 2×4540219899² = 41227193462551140402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4540219897) 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, 756703314 + ... + 756703319.

It is an arithmetic number, because the mean of its divisors is an integer number (1513406634).

Almost surely, 2^4540219899 is an apocalyptic number.

4540219899 is a deficient number, since it is larger than the sum of its proper divisors (1513406637).

4540219899 is a wasteful number, since it uses less digits than its factorization.

4540219899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513406636.

The product of its (nonzero) digits is 933120, while the sum is 51.

The square root of 4540219899 is about 67381.1538859346. The cubic root of 4540219899 is about 1655.8676792363.

The spelling of 4540219899 in words is "four billion, five hundred forty million, two hundred nineteen thousand, eight hundred ninety-nine".