40493859046636 has 12 divisors (see below), whose sum is σ = 70961728238128. Its totient is φ = 20219079550032.

The previous prime is 40493859046579. The next prime is 40493859046661. The reversal of 40493859046636 is 63664095839404.

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, 6962490051 + ... + 6962495866.

Almost surely, 2^{40493859046636} is an apocalyptic number.

It is an amenable number.

40493859046636 is a deficient number, since it is larger than the sum of its proper divisors (30467869191492).

40493859046636 is a wasteful number, since it uses less digits than its factorization.

40493859046636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13924986648 (or 13924986646 counting only the distinct ones).

The product of its (nonzero) digits is 403107840, while the sum is 67.

The spelling of 40493859046636 in words is "forty trillion, four hundred ninety-three billion, eight hundred fifty-nine million, forty-six thousand, six hundred thirty-six".