40493366268 has 24 divisors (see below), whose sum is σ = 94497360720. Its totient is φ = 13495954560.

The previous prime is 40493366209. The next prime is 40493366269. The reversal of 40493366268 is 86266339404.

It is a self number, because there is not a number n which added to its sum of digits gives 40493366268.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40493366269) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135763 + ... + 315306.

It is an arithmetic number, because the mean of its divisors is an integer number (3937390030).

Almost surely, 2^40493366268 is an apocalyptic number.

It is an amenable number.

40493366268 is an abundant number, since it is smaller than the sum of its proper divisors (54003994452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40493366268 is a wasteful number, since it uses less digits than its factorization.

40493366268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458557 (or 458555 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 51.

The spelling of 40493366268 in words is "forty billion, four hundred ninety-three million, three hundred sixty-six thousand, two hundred sixty-eight".