66796368 has 40 divisors (see below), whose sum is σ = 172953216. Its totient is φ = 22214400.

The previous prime is 66796363. The next prime is 66796397. The reversal of 66796368 is 86369766.

It is a self number, because there is not a number n which added to its sum of digits gives 66796368.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66796361) 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, 23673 + ... + 26343.

Almost surely, 2^66796368 is an apocalyptic number.

It is an amenable number.

66796368 is an abundant number, since it is smaller than the sum of its proper divisors (106156848).

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

66796368 is a wasteful number, since it uses less digits than its factorization.

66796368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203 (or 3197 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 51.

The square root of 66796368 is about 8172.9045020727. The cubic root of 66796368 is about 405.7429192627.

The spelling of 66796368 in words is "sixty-six million, seven hundred ninety-six thousand, three hundred sixty-eight".