51967516 has 6 divisors (see below), whose sum is σ = 90943160. Its totient is φ = 25983756.

The previous prime is 51967483. The next prime is 51967519. The reversal of 51967516 is 61576915.

51967516 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51967519) 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 as a sum of consecutive naturals, namely, 6495936 + ... + 6495943.

Almost surely, 2^51967516 is an apocalyptic number.

It is an amenable number.

51967516 is a deficient number, since it is larger than the sum of its proper divisors (38975644).

51967516 is a wasteful number, since it uses less digits than its factorization.

51967516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12991883 (or 12991881 counting only the distinct ones).

The product of its digits is 56700, while the sum is 40.

The square root of 51967516 is about 7208.8498389133. The cubic root of 51967516 is about 373.1733771250.

The spelling of 51967516 in words is "fifty-one million, nine hundred sixty-seven thousand, five hundred sixteen".