484455867840 has 560 divisors, whose sum is σ = 2033034921984. Its totient is φ = 107159500800.

The previous prime is 484455867839. The next prime is 484455867877. The reversal of 484455867840 is 48768554484.

It is a happy number.

484455867840 is a `hidden beast` number, since 4 + 8 + 4 + 4 + 5 + 586 + 7 + 8 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (560).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 5581575 + ... + 5667705.

Almost surely, 2^484455867840 is an apocalyptic number.

484455867840 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 484455867840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1016517460992).

484455867840 is an abundant number, since it is smaller than the sum of its proper divisors (1548579054144).

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

484455867840 is a wasteful number, since it uses less digits than its factorization.

484455867840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86198 (or 86179 counting only the distinct ones).

The product of its (nonzero) digits is 137625600, while the sum is 63.

The spelling of 484455867840 in words is "four hundred eighty-four billion, four hundred fifty-five million, eight hundred sixty-seven thousand, eight hundred forty".