40666737007007 has 16 divisors (see below), whose sum is σ = 41432620687200. Its totient is φ = 39904084684800.

The previous prime is 40666737007003. The next prime is 40666737007093. The reversal of 40666737007007 is 70070073766604.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40666737007007 - 2² = 40666737007003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40666737007007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40666737007003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162099707 + ... + 162350387.

It is an arithmetic number, because the mean of its divisors is an integer number (2589538792950).

Almost surely, 2^{40666737007007} is an apocalyptic number.

40666737007007 is a deficient number, since it is larger than the sum of its proper divisors (765883680193).

40666737007007 is a wasteful number, since it uses less digits than its factorization.

40666737007007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257114.

The product of its (nonzero) digits is 6223392, while the sum is 53.

The spelling of 40666737007007 in words is "forty trillion, six hundred sixty-six billion, seven hundred thirty-seven million, seven thousand, seven".