66536364 has 24 divisors (see below), whose sum is σ = 156061360. Its totient is φ = 22063104.

The previous prime is 66536329. The next prime is 66536383. The reversal of 66536364 is 46363566.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12049 + ... + 16680.

Almost surely, 2^66536364 is an apocalyptic number.

It is an amenable number.

66536364 is an abundant number, since it is smaller than the sum of its proper divisors (89524996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66536364 is a wasteful number, since it uses less digits than its factorization.

66536364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28929 (or 28927 counting only the distinct ones).

The product of its digits is 233280, while the sum is 39.

The square root of 66536364 is about 8156.9825303233. The cubic root of 66536364 is about 405.2157850240.

The spelling of 66536364 in words is "sixty-six million, five hundred thirty-six thousand, three hundred sixty-four".