66053410 has 8 divisors (see below), whose sum is σ = 118896156. Its totient is φ = 26421360.

The previous prime is 66053389. The next prime is 66053417. The reversal of 66053410 is 1435066.

It can be written as a sum of positive squares in 2 ways, for example, as 59768361 + 6285049 = 7731^2 + 2507^2 .

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

It is not an unprimeable number, because it can be changed into a prime (66053417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3302661 + ... + 3302680.

Almost surely, 2^66053410 is an apocalyptic number.

66053410 is a deficient number, since it is larger than the sum of its proper divisors (52842746).

66053410 is a wasteful number, since it uses less digits than its factorization.

66053410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6605348.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 66053410 is about 8127.3248981445. The cubic root of 66053410 is about 404.2329840989.

Adding to 66053410 its reverse (1435066), we get a palindrome (67488476).

The spelling of 66053410 in words is "sixty-six million, fifty-three thousand, four hundred ten".