5421918600 has 576 divisors, whose sum is σ = 22459276800. Its totient is φ = 1197504000.

The previous prime is 5421918587. The next prime is 5421918629. The reversal of 5421918600 is 68191245.

5421918600 is a `hidden beast` number, since 5 + 42 + 1 + 9 + 1 + 8 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 8202270 + ... + 8202930.

It is an arithmetic number, because the mean of its divisors is an integer number (38991800).

Almost surely, 2^5421918600 is an apocalyptic number.

5421918600 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5421918600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11229638400).

5421918600 is an abundant number, since it is smaller than the sum of its proper divisors (17037358200).

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

5421918600 is a wasteful number, since it uses less digits than its factorization.

5421918600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 709 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 5421918600 is about 73633.6784358896. The cubic root of 5421918600 is about 1756.7811561104.

The spelling of 5421918600 in words is "five billion, four hundred twenty-one million, nine hundred eighteen thousand, six hundred".