51063516 has 72 divisors (see below), whose sum is σ = 149108960. Its totient is φ = 14432256.

The previous prime is 51063487. The next prime is 51063517. The reversal of 51063516 is 61536015.

It is a happy number.

51063516 is a `hidden beast` number, since 5 + 10 + 635 + 16 = 666.

51063516 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 51063516.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51063517) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 23400 + ... + 25488.

Almost surely, 2^51063516 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 51063516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74554480).

51063516 is an abundant number, since it is smaller than the sum of its proper divisors (98045444).

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

51063516 is a wasteful number, since it uses less digits than its factorization.

51063516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2203 (or 2198 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 51063516 is about 7145.8740543057. The cubic root of 51063516 is about 370.9968637956.

The spelling of 51063516 in words is "fifty-one million, sixty-three thousand, five hundred sixteen".