63099912 has 48 divisors (see below), whose sum is σ = 166512240. Its totient is φ = 19923552.

The previous prime is 63099899. The next prime is 63099913. The reversal of 63099912 is 21999036.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (63099913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5023 + ... + 12305.

It is an arithmetic number, because the mean of its divisors is an integer number (3469005).

Almost surely, 2^63099912 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 63099912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83256120).

63099912 is an abundant number, since it is smaller than the sum of its proper divisors (103412328).

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

63099912 is a wasteful number, since it uses less digits than its factorization.

63099912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7330 (or 7307 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 39.

The square root of 63099912 is about 7943.5453042077. The cubic root of 63099912 is about 398.1159565499.

The spelling of 63099912 in words is "sixty-three million, ninety-nine thousand, nine hundred twelve".