51757116 has 12 divisors (see below), whose sum is σ = 120766632. Its totient is φ = 17252368.

The previous prime is 51757103. The next prime is 51757127. The reversal of 51757116 is 61175715.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

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, 2156535 + ... + 2156558.

It is an arithmetic number, because the mean of its divisors is an integer number (10063886).

Almost surely, 2^51757116 is an apocalyptic number.

It is an amenable number.

51757116 is an abundant number, since it is smaller than the sum of its proper divisors (69009516).

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

51757116 is a wasteful number, since it uses less digits than its factorization.

51757116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4313100 (or 4313098 counting only the distinct ones).

The product of its digits is 7350, while the sum is 33.

The square root of 51757116 is about 7194.2418641578. The cubic root of 51757116 is about 372.6690756865.

The spelling of 51757116 in words is "fifty-one million, seven hundred fifty-seven thousand, one hundred sixteen".