4531899456 has 504 divisors, whose sum is σ = 16547774880. Its totient is φ = 1222760448.

The previous prime is 4531899439. The next prime is 4531899481. The reversal of 4531899456 is 6549981354.

4531899456 is a `hidden beast` number, since 4 + 5 + 3 + 189 + 9 + 456 = 666.

It is a tau number, because it is divible by the number of its divisors (504).

It is a super-2 number, since 2×4531899456² = 41076225358586191872, which contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 14478756 + ... + 14479068.

Almost surely, 2^4531899456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4531899456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8273887440).

4531899456 is an abundant number, since it is smaller than the sum of its proper divisors (12015875424).

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

4531899456 is a wasteful number, since it uses less digits than its factorization.

4531899456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373 (or 344 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 54.

The square root of 4531899456 is about 67319.3839544005. The cubic root of 4531899456 is about 1654.8555419529.

The spelling of 4531899456 in words is "four billion, five hundred thirty-one million, eight hundred ninety-nine thousand, four hundred fifty-six".