51560066 has 8 divisors (see below), whose sum is σ = 80702784. Its totient is φ = 24659140.

The previous prime is 51560023. The next prime is 51560101. The reversal of 51560066 is 66006515.

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560390 + ... + 560481.

It is an arithmetic number, because the mean of its divisors is an integer number (10087848).

Almost surely, 2^51560066 is an apocalyptic number.

51560066 is a deficient number, since it is larger than the sum of its proper divisors (29142718).

51560066 is a wasteful number, since it uses less digits than its factorization.

51560066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1120896.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 51560066 is about 7180.5338241666. The cubic root of 51560066 is about 372.1955315763.

The spelling of 51560066 in words is "fifty-one million, five hundred sixty thousand, sixty-six".