3666700040000 has 70 divisors (see below), whose sum is σ = 9092224520874. Its totient is φ = 1466680000000.

The previous prime is 3666700039963. The next prime is 3666700040009. The reversal of 3666700040000 is 400076663.

3666700040000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 2441268751936 + 1225431288064 = 1562456^2 + 1106992^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3666700040009) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 45793751 + ... + 45873750.

Almost surely, 2^{3666700040000} is an apocalyptic number.

It is an amenable number.

3666700040000 is an abundant number, since it is smaller than the sum of its proper divisors (5425524480874).

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

3666700040000 is an frugal number, since it uses more digits than its factorization.

3666700040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91667533 (or 91667508 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 3666700040000 in words is "three trillion, six hundred sixty-six billion, seven hundred million, forty thousand".