63612012 has 24 divisors (see below), whose sum is σ = 148858416. Its totient is φ = 21142528.

The previous prime is 63611987. The next prime is 63612023. The reversal of 63612012 is 21021636.

It is a happy number.

63612012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 63612012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3273 + ... + 11744.

It is an arithmetic number, because the mean of its divisors is an integer number (6202434).

Almost surely, 2^63612012 is an apocalyptic number.

It is an amenable number.

63612012 is an abundant number, since it is smaller than the sum of its proper divisors (85246404).

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

63612012 is a wasteful number, since it uses less digits than its factorization.

63612012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15377 (or 15375 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 63612012 is about 7975.7138865433. The cubic root of 63612012 is about 399.1900527372.

Adding to 63612012 its reverse (21021636), we get a palindrome (84633648).

The spelling of 63612012 in words is "sixty-three million, six hundred twelve thousand, twelve".