51413144 has 16 divisors (see below), whose sum is σ = 96525000. Its totient is φ = 25673152.

The previous prime is 51413137. The next prime is 51413149. The reversal of 51413144 is 44131415.

It is a super-2 number, since 2×51413144² = 5286622751929472, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51413149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3107 + ... + 10605.

Almost surely, 2^51413144 is an apocalyptic number.

It is an amenable number.

51413144 is a deficient number, since it is larger than the sum of its proper divisors (45111856).

51413144 is a wasteful number, since it uses less digits than its factorization.

51413144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8362 (or 8358 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 51413144 is about 7170.2959492618. The cubic root of 51413144 is about 371.8416676948.

Adding to 51413144 its reverse (44131415), we get a palindrome (95544559).

The spelling of 51413144 in words is "fifty-one million, four hundred thirteen thousand, one hundred forty-four".