40666510011 has 8 divisors (see below), whose sum is σ = 54225725760. Its totient is φ = 27109150472.

The previous prime is 40666509997. The next prime is 40666510019. The reversal of 40666510011 is 11001566604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40666510011 - 2²⁶ = 40599401147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40666510019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412101 + ... + 501158.

It is an arithmetic number, because the mean of its divisors is an integer number (6778215720).

Almost surely, 2^40666510011 is an apocalyptic number.

40666510011 is a deficient number, since it is larger than the sum of its proper divisors (13559215749).

40666510011 is a wasteful number, since it uses less digits than its factorization.

40666510011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928105.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 40666510011 in words is "forty billion, six hundred sixty-six million, five hundred ten thousand, eleven".