51078716 has 24 divisors (see below), whose sum is σ = 97847904. Its totient is φ = 23186880.

The previous prime is 51078701. The next prime is 51078733. The reversal of 51078716 is 61787015.

51078716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 4880 + ... + 11223.

It is an arithmetic number, because the mean of its divisors is an integer number (4076996).

Almost surely, 2^51078716 is an apocalyptic number.

It is an amenable number.

51078716 is a deficient number, since it is larger than the sum of its proper divisors (46769188).

51078716 is a wasteful number, since it uses less digits than its factorization.

51078716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16181 (or 16179 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 51078716 is about 7146.9375259617. The cubic root of 51078716 is about 371.0336715031.

The spelling of 51078716 in words is "fifty-one million, seventy-eight thousand, seven hundred sixteen".