63650880 has 224 divisors, whose sum is σ = 230428800. Its totient is φ = 16533504.

The previous prime is 63650849. The next prime is 63650891. The reversal of 63650880 is 8805636.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457851 + ... + 457989.

It is an arithmetic number, because the mean of its divisors is an integer number (1028700).

Almost surely, 2^63650880 is an apocalyptic number.

63650880 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 63650880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115214400).

63650880 is an abundant number, since it is smaller than the sum of its proper divisors (166777920).

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

63650880 is a wasteful number, since it uses less digits than its factorization.

63650880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 63650880 is about 7978.1501615349. The cubic root of 63650880 is about 399.2713401096.

The spelling of 63650880 in words is "sixty-three million, six hundred fifty thousand, eight hundred eighty".