63936322560 has 396 divisors, whose sum is σ = 243529608504. Its totient is φ = 15498362880.

The previous prime is 63936322517. The next prime is 63936322607. The reversal of 63936322560 is 6522363936.

63936322560 is a `hidden beast` number, since 6 + 3 + 9 + 3 + 63 + 22 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (396).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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 35 ways as a sum of consecutive naturals, for example, 5569947 + ... + 5581413.

Almost surely, 2^63936322560 is an apocalyptic number.

63936322560 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 63936322560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121764804252).

63936322560 is an abundant number, since it is smaller than the sum of its proper divisors (179593285944).

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

63936322560 is a wasteful number, since it uses less digits than its factorization.

63936322560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11520 (or 11488 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 45.

The spelling of 63936322560 in words is "sixty-three billion, nine hundred thirty-six million, three hundred twenty-two thousand, five hundred sixty".