51016544 has 12 divisors (see below), whose sum is σ = 100438884. Its totient is φ = 25508256.

The previous prime is 51016543. The next prime is 51016571. The reversal of 51016544 is 44561015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51016543) 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 as a sum of consecutive naturals, namely, 797102 + ... + 797165.

It is an arithmetic number, because the mean of its divisors is an integer number (8369907).

Almost surely, 2^51016544 is an apocalyptic number.

It is an amenable number.

51016544 is a deficient number, since it is larger than the sum of its proper divisors (49422340).

51016544 is a wasteful number, since it uses less digits than its factorization.

51016544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1594277 (or 1594269 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 51016544 is about 7142.5866463068. The cubic root of 51016544 is about 370.8830721091.

Adding to 51016544 its reverse (44561015), we get a palindrome (95577559).

The spelling of 51016544 in words is "fifty-one million, sixteen thousand, five hundred forty-four".