63311012 has 12 divisors (see below), whose sum is σ = 112672560. Its totient is φ = 31118856.

The previous prime is 63310999. The next prime is 63311023. The reversal of 63311012 is 21011336.

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 3 ways as a sum of consecutive naturals, for example, 133898 + ... + 134369.

It is an arithmetic number, because the mean of its divisors is an integer number (9389380).

Almost surely, 2^63311012 is an apocalyptic number.

It is an amenable number.

63311012 is a deficient number, since it is larger than the sum of its proper divisors (49361548).

63311012 is a wasteful number, since it uses less digits than its factorization.

63311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268330 (or 268328 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 63311012 is about 7956.8217272979. The cubic root of 63311012 is about 398.5594264311.

Adding to 63311012 its reverse (21011336), we get a palindrome (84322348).

The spelling of 63311012 in words is "sixty-three million, three hundred eleven thousand, twelve".