51016584 has 16 divisors (see below), whose sum is σ = 127541520. Its totient is φ = 17005520.

The previous prime is 51016583. The next prime is 51016613. The reversal of 51016584 is 48561015.

It is not an unprimeable number, because it can be changed into a prime (51016583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1062822 + ... + 1062869.

It is an arithmetic number, because the mean of its divisors is an integer number (7971345).

Almost surely, 2^51016584 is an apocalyptic number.

It is an amenable number.

51016584 is an abundant number, since it is smaller than the sum of its proper divisors (76524936).

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

51016584 is a wasteful number, since it uses less digits than its factorization.

51016584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2125700 (or 2125696 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 51016584 is about 7142.5894464123. The cubic root of 51016584 is about 370.8831690406.

Adding to 51016584 its reverse (48561015), we get a palindrome (99577599).

The spelling of 51016584 in words is "fifty-one million, sixteen thousand, five hundred eighty-four".