63304900856 has 32 divisors (see below), whose sum is σ = 123210201600. Its totient is φ = 30460257120.

The previous prime is 63304900847. The next prime is 63304900859. The reversal of 63304900856 is 65800940336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63304900859) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 668630 + ... + 757413.

It is an arithmetic number, because the mean of its divisors is an integer number (3850318800).

Almost surely, 2^63304900856 is an apocalyptic number.

It is an amenable number.

63304900856 is a deficient number, since it is larger than the sum of its proper divisors (59905300744).

63304900856 is a wasteful number, since it uses less digits than its factorization.

63304900856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426259 (or 1426255 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 63304900856 in words is "sixty-three billion, three hundred four million, nine hundred thousand, eight hundred fifty-six".