4066402646007 has 24 divisors (see below), whose sum is σ = 6326312236608. Its totient is φ = 2502086328000.

The previous prime is 4066402645957. The next prime is 4066402646017. The reversal of 4066402646007 is 7006462046604.

It is not a de Polignac number, because 4066402646007 - 2⁸ = 4066402645751 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4066402646017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1255344 + ... + 3115877.

It is an arithmetic number, because the mean of its divisors is an integer number (263596343192).

Almost surely, 2^{4066402646007} is an apocalyptic number.

4066402646007 is a deficient number, since it is larger than the sum of its proper divisors (2259909590601).

4066402646007 is a wasteful number, since it uses less digits than its factorization.

4066402646007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4379191 (or 4379188 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 45.

The spelling of 4066402646007 in words is "four trillion, sixty-six billion, four hundred two million, six hundred forty-six thousand, seven".