63549480960 has 448 divisors, whose sum is σ = 258248505600. Its totient is φ = 14523826176.

The previous prime is 63549480889. The next prime is 63549480991. The reversal of 63549480960 is 6908494536.

63549480960 is a `hidden beast` number, since 6 + 3 + 549 + 4 + 8 + 0 + 96 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (448).

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

It is a junction number, because it is equal to n+sod(n) for n = 63549480897 and 63549480906.

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 31 ways as a sum of consecutive naturals, for example, 7737336 + ... + 7745544.

Almost surely, 2^63549480960 is an apocalyptic number.

63549480960 is a gapful number since it is divisible by the number (60) 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 63549480960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129124252800).

63549480960 is an abundant number, since it is smaller than the sum of its proper divisors (194699024640).

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

63549480960 is an equidigital number, since it uses as much as digits as its factorization.

63549480960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8256 (or 8226 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 63549480960 in words is "sixty-three billion, five hundred forty-nine million, four hundred eighty thousand, nine hundred sixty".