51054666 has 32 divisors (see below), whose sum is σ = 110315520. Its totient is φ = 15658944.

The previous prime is 51054659. The next prime is 51054677. The reversal of 51054666 is 66645015.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29020 + ... + 30728.

It is an arithmetic number, because the mean of its divisors is an integer number (3447360).

Almost surely, 2^51054666 is an apocalyptic number.

51054666 is an abundant number, since it is smaller than the sum of its proper divisors (59260854).

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

51054666 is a wasteful number, since it uses less digits than its factorization.

51054666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 51054666 is about 7145.2547890191. The cubic root of 51054666 is about 370.9754296275.

The spelling of 51054666 in words is "fifty-one million, fifty-four thousand, six hundred sixty-six".