40026662626064 has 20 divisors (see below), whose sum is σ = 78237956707356. Its totient is φ = 19836222185472.

The previous prime is 40026662626033. The next prime is 40026662626079. The reversal of 40026662626064 is 46062626662004.

It can be written as a sum of positive squares in 2 ways, for example, as 461203974400 + 39565458651664 = 679120^2 + 6290108^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11069318609 + ... + 11069322224.

Almost surely, 2^{40026662626064} is an apocalyptic number.

It is an amenable number.

40026662626064 is a deficient number, since it is larger than the sum of its proper divisors (38211294081292).

40026662626064 is a wasteful number, since it uses less digits than its factorization.

40026662626064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22138640954 (or 22138640948 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 50.

The spelling of 40026662626064 in words is "forty trillion, twenty-six billion, six hundred sixty-two million, six hundred twenty-six thousand, sixty-four".