63711012 has 48 divisors (see below), whose sum is σ = 155796480. Its totient is φ = 20225568.

The previous prime is 63710953. The next prime is 63711017. The reversal of 63711012 is 21011736.

63711012 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

63711012 is strictly pandigital in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 63711012.

It is not an unprimeable number, because it can be changed into a prime (63711017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98763 + ... + 99405.

It is an arithmetic number, because the mean of its divisors is an integer number (3245760).

Almost surely, 2^63711012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63711012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77898240).

63711012 is an abundant number, since it is smaller than the sum of its proper divisors (92085468).

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

63711012 is a wasteful number, since it uses less digits than its factorization.

63711012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1032 (or 1030 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 63711012 is about 7981.9178146608. The cubic root of 63711012 is about 399.3970332010.

Adding to 63711012 its reverse (21011736), we get a palindrome (84722748).

The spelling of 63711012 in words is "sixty-three million, seven hundred eleven thousand, twelve".