66676082 has 12 divisors (see below), whose sum is σ = 109933278. Its totient is φ = 30307200.

The previous prime is 66676069. The next prime is 66676097. The reversal of 66676082 is 28067666.

It can be written as a sum of positive squares in only one way, i.e., 48177481 + 18498601 = 6941^2 + 4301^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 137519 + ... + 138002.

Almost surely, 2^66676082 is an apocalyptic number.

66676082 is a deficient number, since it is larger than the sum of its proper divisors (43257196).

66676082 is a wasteful number, since it uses less digits than its factorization.

66676082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275545 (or 275534 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 66676082 is about 8165.5423579821. The cubic root of 66676082 is about 405.4992207927.

The spelling of 66676082 in words is "sixty-six million, six hundred seventy-six thousand, eighty-two".