66740336703700 has 36 divisors (see below), whose sum is σ = 157992578890272. Its totient is φ = 24269213346400.

The previous prime is 66740336703683. The next prime is 66740336703701. The reversal of 66740336703700 is 730763304766.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66740336703701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30336515584 + ... + 30336517783.

It is an arithmetic number, because the mean of its divisors is an integer number (4388682746952).

Almost surely, 2^{66740336703700} is an apocalyptic number.

It is an amenable number.

66740336703700 is an abundant number, since it is smaller than the sum of its proper divisors (91252242186572).

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

66740336703700 is a wasteful number, since it uses less digits than its factorization.

66740336703700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60673033392 (or 60673033385 counting only the distinct ones).

The product of its (nonzero) digits is 8001504, while the sum is 52.

The spelling of 66740336703700 in words is "sixty-six trillion, seven hundred forty billion, three hundred thirty-six million, seven hundred three thousand, seven hundred".