4000706666740 has 48 divisors (see below), whose sum is σ = 9614619124992. Its totient is φ = 1369824696576.

The previous prime is 4000706666707. The next prime is 4000706666771. The reversal of 4000706666740 is 476666070004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19126449 + ... + 19334488.

It is an arithmetic number, because the mean of its divisors is an integer number (200304565104).

Almost surely, 2^{4000706666740} is an apocalyptic number.

It is an amenable number.

4000706666740 is an abundant number, since it is smaller than the sum of its proper divisors (5613912458252).

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

4000706666740 is a wasteful number, since it uses less digits than its factorization.

4000706666740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38461696 (or 38461694 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 46.

The spelling of 4000706666740 in words is "four trillion, seven hundred six million, six hundred sixty-six thousand, seven hundred forty".