4518868400 has 30 divisors (see below), whose sum is σ = 10856582292. Its totient is φ = 1807547200.

The previous prime is 4518868381. The next prime is 4518868429. The reversal of 4518868400 is 48688154.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5648186 + ... + 5648985.

Almost surely, 2^4518868400 is an apocalyptic number.

4518868400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4518868400 is an abundant number, since it is smaller than the sum of its proper divisors (6337713892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4518868400 is a wasteful number, since it uses less digits than its factorization.

4518868400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11297189 (or 11297178 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 44.

The square root of 4518868400 is about 67222.5289616509. The cubic root of 4518868400 is about 1653.2678914582.

The spelling of 4518868400 in words is "four billion, five hundred eighteen million, eight hundred sixty-eight thousand, four hundred".