51550466 has 8 divisors (see below), whose sum is σ = 84355344. Its totient is φ = 23432020.

The previous prime is 51550417. The next prime is 51550469. The reversal of 51550466 is 66405515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (51550469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1171580 + ... + 1171623.

It is an arithmetic number, because the mean of its divisors is an integer number (10544418).

Almost surely, 2^51550466 is an apocalyptic number.

51550466 is a deficient number, since it is larger than the sum of its proper divisors (32804878).

51550466 is a wasteful number, since it uses less digits than its factorization.

51550466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2343216.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 51550466 is about 7179.8653190711. The cubic root of 51550466 is about 372.1724303718.

The spelling of 51550466 in words is "fifty-one million, five hundred fifty thousand, four hundred sixty-six".