51650056 has 32 divisors (see below), whose sum is σ = 102326400. Its totient is φ = 24373440.

The previous prime is 51650033. The next prime is 51650069. The reversal of 51650056 is 65005615.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56241 + ... + 57151.

It is an arithmetic number, because the mean of its divisors is an integer number (3197700).

Almost surely, 2^51650056 is an apocalyptic number.

It is an amenable number.

51650056 is a deficient number, since it is larger than the sum of its proper divisors (50676344).

51650056 is a wasteful number, since it uses less digits than its factorization.

51650056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309 (or 1305 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 51650056 is about 7186.7973395665. The cubic root of 51650056 is about 372.4119420095.

The spelling of 51650056 in words is "fifty-one million, six hundred fifty thousand, fifty-six".