63485064 has 48 divisors (see below), whose sum is σ = 172449420. Its totient is φ = 21098880.

The previous prime is 63485041. The next prime is 63485101. The reversal of 63485064 is 46058436.

It can be written as a sum of positive squares in 2 ways, for example, as 61496964 + 1988100 = 7842^2 + 1410^2 .

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

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 11 ways as a sum of consecutive naturals, for example, 27474 + ... + 29694.

Almost surely, 2^63485064 is an apocalyptic number.

It is an amenable number.

63485064 is an abundant number, since it is smaller than the sum of its proper divisors (108964356).

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

63485064 is a wasteful number, since it uses less digits than its factorization.

63485064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2630 (or 2623 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 63485064 is about 7967.7515021491. The cubic root of 63485064 is about 398.9243265764.

The spelling of 63485064 in words is "sixty-three million, four hundred eighty-five thousand, sixty-four".