51146716 has 24 divisors (see below), whose sum is σ = 91941696. Its totient is φ = 24884160.

The previous prime is 51146713. The next prime is 51146729. The reversal of 51146716 is 61764115.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51146713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36346 + ... + 37726.

It is an arithmetic number, because the mean of its divisors is an integer number (3830904).

Almost surely, 2^51146716 is an apocalyptic number.

It is an amenable number.

51146716 is a deficient number, since it is larger than the sum of its proper divisors (40794980).

51146716 is a wasteful number, since it uses less digits than its factorization.

51146716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1629 (or 1627 counting only the distinct ones).

The product of its digits is 5040, while the sum is 31.

The square root of 51146716 is about 7151.6932260829. The cubic root of 51146716 is about 371.1982482174.

The spelling of 51146716 in words is "fifty-one million, one hundred forty-six thousand, seven hundred sixteen".