66468336 has 40 divisors (see below), whose sum is σ = 187321344. Its totient is φ = 20141760.

The previous prime is 66468331. The next prime is 66468341. The reversal of 66468336 is 63386466.

It is an interprime number because it is at equal distance from previous prime (66468331) and next prime (66468341).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66468331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62416 + ... + 63471.

Almost surely, 2^66468336 is an apocalyptic number.

66468336 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

66468336 is an abundant number, since it is smaller than the sum of its proper divisors (120853008).

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

66468336 is a wasteful number, since it uses less digits than its factorization.

66468336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125909 (or 125903 counting only the distinct ones).

The product of its digits is 373248, while the sum is 42.

The square root of 66468336 is about 8152.8115395856. The cubic root of 66468336 is about 405.0776379128.

The spelling of 66468336 in words is "sixty-six million, four hundred sixty-eight thousand, three hundred thirty-six".