63481277361600 has 1680 divisors, whose sum is σ = 270884608717888. Its totient is φ = 14281842032640.

The previous prime is 63481277361583. The next prime is 63481277361629. The reversal of 63481277361600 is 616377218436.

It is a happy number.

63481277361600 is a `hidden beast` number, since 6 + 3 + 4 + 8 + 1 + 27 + 7 + 3 + 6 + 1 + 600 = 666.

It is a tau number, because it is divible by the number of its divisors (1680).

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 polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 58079850654 + ... + 58079851746.

Almost surely, 2^{63481277361600} is an apocalyptic number.

63481277361600 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 63481277361600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135442304358944).

63481277361600 is an abundant number, since it is smaller than the sum of its proper divisors (207403331356288).

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

63481277361600 is a wasteful number, since it uses less digits than its factorization.

63481277361600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2084 (or 2060 counting only the distinct ones).

The product of its (nonzero) digits is 6096384, while the sum is 54.

The spelling of 63481277361600 in words is "sixty-three trillion, four hundred eighty-one billion, two hundred seventy-seven million, three hundred sixty-one thousand, six hundred".