66673436707700 has 36 divisors (see below), whose sum is σ = 144701334563520. Its totient is φ = 26665692303840.

The previous prime is 66673436707607. The next prime is 66673436707741. The reversal of 66673436707700 is 770763437666.

It is a super-4 number, since 4×66673436707700⁴ (a number of 56 digits) contains 4444 as substring.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45301820 + ... + 46750419.

Almost surely, 2^{66673436707700} is an apocalyptic number.

It is an amenable number.

66673436707700 is an abundant number, since it is smaller than the sum of its proper divisors (78027897855820).

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

66673436707700 is a wasteful number, since it uses less digits than its factorization.

66673436707700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92059496 (or 92059489 counting only the distinct ones).

The product of its (nonzero) digits is 112021056, while the sum is 62.

The spelling of 66673436707700 in words is "sixty-six trillion, six hundred seventy-three billion, four hundred thirty-six million, seven hundred seven thousand, seven hundred".