64680082 has 8 divisors (see below), whose sum is σ = 97180236. Its totient is φ = 32286672.

The previous prime is 64680079. The next prime is 64680103. The reversal of 64680082 is 28008646.

It can be written as a sum of positive squares in 2 ways, for example, as 63218401 + 1461681 = 7951^2 + 1209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25153 + ... + 27604.

Almost surely, 2^64680082 is an apocalyptic number.

64680082 is a deficient number, since it is larger than the sum of its proper divisors (32500154).

64680082 is a wasteful number, since it uses less digits than its factorization.

64680082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53372.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 64680082 is about 8042.3928031401. The cubic root of 64680082 is about 401.4118483476.

The spelling of 64680082 in words is "sixty-four million, six hundred eighty thousand, eighty-two".