63313880 has 48 divisors (see below), whose sum is σ = 165719520. Its totient is φ = 21706944.

The previous prime is 63313879. The next prime is 63313883. The reversal of 63313880 is 8831336.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63313883) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14192 + ... + 18111.

It is an arithmetic number, because the mean of its divisors is an integer number (3452490).

Almost surely, 2^63313880 is an apocalyptic number.

It is an amenable number.

63313880 is an abundant number, since it is smaller than the sum of its proper divisors (102405640).

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

63313880 is a wasteful number, since it uses less digits than its factorization.

63313880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32328 (or 32317 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 63313880 is about 7957.0019479701. The cubic root of 63313880 is about 398.5654446109.

The spelling of 63313880 in words is "sixty-three million, three hundred thirteen thousand, eight hundred eighty".