66452632 has 16 divisors (see below), whose sum is σ = 125551800. Its totient is φ = 32972160.

The previous prime is 66452627. The next prime is 66452669. The reversal of 66452632 is 23625466.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30657 + ... + 32752.

Almost surely, 2^66452632 is an apocalyptic number.

It is an amenable number.

66452632 is a deficient number, since it is larger than the sum of its proper divisors (59099168).

66452632 is a wasteful number, since it uses less digits than its factorization.

66452632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63546 (or 63542 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 66452632 is about 8151.8483793554. The cubic root of 66452632 is about 405.0457337980.

The spelling of 66452632 in words is "sixty-six million, four hundred fifty-two thousand, six hundred thirty-two".