427899472200 has 384 divisors, whose sum is σ = 1517527872000. Its totient is φ = 110742681600.

The previous prime is 427899472199. The next prime is 427899472201. The reversal of 427899472200 is 2274998724.

It is a happy number.

427899472200 is a `hidden beast` number, since 427 + 8 + 9 + 9 + 4 + 7 + 2 + 200 = 666.

It is an interprime number because it is at equal distance from previous prime (427899472199) and next prime (427899472201).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (427899472201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 86111316 + ... + 86116284.

It is an arithmetic number, because the mean of its divisors is an integer number (3951895500).

Almost surely, 2^427899472200 is an apocalyptic number.

427899472200 is a gapful number since it is divisible by the number (40) 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 427899472200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (758763936000).

427899472200 is an abundant number, since it is smaller than the sum of its proper divisors (1089628399800).

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

427899472200 is a wasteful number, since it uses less digits than its factorization.

427899472200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5462 (or 5447 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 427899472200 in words is "four hundred twenty-seven billion, eight hundred ninety-nine million, four hundred seventy-two thousand, two hundred".