66736740700336 has 80 divisors (see below), whose sum is σ = 147955807793664. Its totient is φ = 28566318961152.

The previous prime is 66736740700309. The next prime is 66736740700337. The reversal of 66736740700336 is 63300704763766.

It is not an unprimeable number, because it can be changed into a prime (66736740700337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1283940780 + ... + 1283992756.

Almost surely, 2^{66736740700336} is an apocalyptic number.

It is an amenable number.

66736740700336 is an abundant number, since it is smaller than the sum of its proper divisors (81219067093328).

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

66736740700336 is a wasteful number, since it uses less digits than its factorization.

66736740700336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65858 (or 65852 counting only the distinct ones).

The product of its (nonzero) digits is 48009024, while the sum is 58.

The spelling of 66736740700336 in words is "sixty-six trillion, seven hundred thirty-six billion, seven hundred forty million, seven hundred thousand, three hundred thirty-six".