66351336 has 32 divisors (see below), whose sum is σ = 169011360. Its totient is φ = 21699392.

The previous prime is 66351319. The next prime is 66351353. The reversal of 66351336 is 63315366.

It is an interprime number because it is at equal distance from previous prime (66351319) and next prime (66351353).

It is a junction number, because it is equal to n+sod(n) for n = 66351297 and 66351306.

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, 24810 + ... + 27353.

It is an arithmetic number, because the mean of its divisors is an integer number (5281605).

Almost surely, 2^66351336 is an apocalyptic number.

It is an amenable number.

66351336 is an abundant number, since it is smaller than the sum of its proper divisors (102660024).

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

66351336 is a wasteful number, since it uses less digits than its factorization.

66351336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52225 (or 52221 counting only the distinct ones).

The product of its digits is 29160, while the sum is 33.

The square root of 66351336 is about 8145.6329404166. The cubic root of 66351336 is about 404.8398208208.

The spelling of 66351336 in words is "sixty-six million, three hundred fifty-one thousand, three hundred thirty-six".