4546816918 has 20 divisors (see below), whose sum is σ = 7956464580. Its totient is φ = 1948633764.

The previous prime is 4546816873. The next prime is 4546816927. The reversal of 4546816918 is 8196186454.

It is a super-2 number, since 2×4546816918² = 41347088171622037448, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 468628 + ... + 478231.

It is an arithmetic number, because the mean of its divisors is an integer number (397823229).

Almost surely, 2^4546816918 is an apocalyptic number.

4546816918 is a deficient number, since it is larger than the sum of its proper divisors (3409647662).

4546816918 is an frugal number, since it uses more digits than its factorization.

4546816918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946889 (or 946868 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 52.

The square root of 4546816918 is about 67430.0891145785. The cubic root of 4546816918 is about 1656.6692926847.

The spelling of 4546816918 in words is "four billion, five hundred forty-six million, eight hundred sixteen thousand, nine hundred eighteen".