66552682 has 24 divisors (see below), whose sum is σ = 116998884. Its totient is φ = 28308672.

The previous prime is 66552679. The next prime is 66552697. The reversal of 66552682 is 28625566.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 62900761 + 3651921 = 7931^2 + 1911^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10948 + ... + 15904.

Almost surely, 2^66552682 is an apocalyptic number.

66552682 is a deficient number, since it is larger than the sum of its proper divisors (50446202).

66552682 is a wasteful number, since it uses less digits than its factorization.

66552682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5110 (or 5103 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 66552682 is about 8157.9827163337. The cubic root of 66552682 is about 405.2489086189.

The spelling of 66552682 in words is "sixty-six million, five hundred fifty-two thousand, six hundred eighty-two".