40665869704 has 16 divisors (see below), whose sum is σ = 76250972700. Its totient is φ = 20332276992.

The previous prime is 40665869681. The next prime is 40665869723. The reversal of 40665869704 is 40796856604.

It can be written as a sum of positive squares in 2 ways, for example, as 40461322500 + 204547204 = 201150^2 + 14302^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 268452 + ... + 391660.

Almost surely, 2^40665869704 is an apocalyptic number.

It is an amenable number.

40665869704 is a deficient number, since it is larger than the sum of its proper divisors (35585102996).

40665869704 is a wasteful number, since it uses less digits than its factorization.

40665869704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164472 (or 164468 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 55.

The spelling of 40665869704 in words is "forty billion, six hundred sixty-five million, eight hundred sixty-nine thousand, seven hundred four".