51419128 has 16 divisors (see below), whose sum is σ = 98462880. Its totient is φ = 25162368.

The previous prime is 51419113. The next prime is 51419131. The reversal of 51419128 is 82191415.

It is a happy number.

51419128 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 51419128.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 68001 + ... + 68752.

It is an arithmetic number, because the mean of its divisors is an integer number (6153930).

Almost surely, 2^51419128 is an apocalyptic number.

It is an amenable number.

51419128 is a deficient number, since it is larger than the sum of its proper divisors (47043752).

51419128 is a wasteful number, since it uses less digits than its factorization.

51419128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136806 (or 136802 counting only the distinct ones).

The product of its digits is 2880, while the sum is 31.

The square root of 51419128 is about 7170.7132141789. The cubic root of 51419128 is about 371.8560934106.

The spelling of 51419128 in words is "fifty-one million, four hundred nineteen thousand, one hundred twenty-eight".