66308334360 has 32 divisors (see below), whose sum is σ = 198925003440. Its totient is φ = 17682222464.

The previous prime is 66308334353. The next prime is 66308334361. The reversal of 66308334360 is 6343380366.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66308334361) 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, 276284607 + ... + 276284846.

Almost surely, 2^66308334360 is an apocalyptic number.

66308334360 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66308334360 is an abundant number, since it is smaller than the sum of its proper divisors (132616669080).

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

66308334360 is a wasteful number, since it uses less digits than its factorization.

66308334360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552569467 (or 552569463 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 42.

The spelling of 66308334360 in words is "sixty-six billion, three hundred eight million, three hundred thirty-four thousand, three hundred sixty".