66276632 has 8 divisors (see below), whose sum is σ = 124268700. Its totient is φ = 33138312.

The previous prime is 66276599. The next prime is 66276649. The reversal of 66276632 is 23667266.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4142282 + ... + 4142297.

Almost surely, 2^66276632 is an apocalyptic number.

It is an amenable number.

66276632 is a deficient number, since it is larger than the sum of its proper divisors (57992068).

66276632 is a wasteful number, since it uses less digits than its factorization.

66276632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8284585 (or 8284581 counting only the distinct ones).

The product of its digits is 108864, while the sum is 38.

The square root of 66276632 is about 8141.0461244241. The cubic root of 66276632 is about 404.6878293513.

The spelling of 66276632 in words is "sixty-six million, two hundred seventy-six thousand, six hundred thirty-two".