63531080 has 32 divisors (see below), whose sum is σ = 143432640. Its totient is φ = 25325760.

The previous prime is 63531077. The next prime is 63531101. The reversal of 63531080 is 8013536.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9887 + ... + 14993.

It is an arithmetic number, because the mean of its divisors is an integer number (4482270).

Almost surely, 2^63531080 is an apocalyptic number.

It is an amenable number.

63531080 is an abundant number, since it is smaller than the sum of its proper divisors (79901560).

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

63531080 is a wasteful number, since it uses less digits than its factorization.

63531080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5429 (or 5425 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 63531080 is about 7970.6386193328. The cubic root of 63531080 is about 399.0206876584.

The spelling of 63531080 in words is "sixty-three million, five hundred thirty-one thousand, eighty".