63012066 has 32 divisors (see below), whose sum is σ = 136808448. Its totient is φ = 19232640.

The previous prime is 63012049. The next prime is 63012091. The reversal of 63012066 is 66021036.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6726 + ... + 13086.

It is an arithmetic number, because the mean of its divisors is an integer number (4275264).

Almost surely, 2^63012066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63012066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68404224).

63012066 is an abundant number, since it is smaller than the sum of its proper divisors (73796382).

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

63012066 is a wasteful number, since it uses less digits than its factorization.

63012066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6506.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 63012066 is about 7938.0139833588. The cubic root of 63012066 is about 397.9311219746.

The spelling of 63012066 in words is "sixty-three million, twelve thousand, sixty-six".