56051066 has 4 divisors (see below), whose sum is σ = 84076602. Its totient is φ = 28025532.

The previous prime is 56051033. The next prime is 56051077. The reversal of 56051066 is 66015065.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66015065 = 5 ⋅13203013.

It can be written as a sum of positive squares in only one way, i.e., 55815841 + 235225 = 7471^2 + 485^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14012765 + ... + 14012768.

Almost surely, 2^56051066 is an apocalyptic number.

56051066 is a deficient number, since it is larger than the sum of its proper divisors (28025536).

56051066 is a wasteful number, since it uses less digits than its factorization.

56051066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28025535.

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

The square root of 56051066 is about 7486.7259867047. The cubic root of 56051066 is about 382.7024937757.

The spelling of 56051066 in words is "fifty-six million, fifty-one thousand, sixty-six".