40243357107 has 12 divisors (see below), whose sum is σ = 58996895880. Its totient is φ = 26428472928.

The previous prime is 40243357093. The next prime is 40243357123. The reversal of 40243357107 is 70175334204.

40243357107 is a `hidden beast` number, since 40 + 2 + 43 + 3 + 571 + 0 + 7 = 666.

It is not a de Polignac number, because 40243357107 - 2²⁰ = 40242308531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40243357157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33368682 + ... + 33369887.

It is an arithmetic number, because the mean of its divisors is an integer number (4916407990).

Almost surely, 2^40243357107 is an apocalyptic number.

40243357107 is a deficient number, since it is larger than the sum of its proper divisors (18753538773).

40243357107 is a wasteful number, since it uses less digits than its factorization.

40243357107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66738642 (or 66738639 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The spelling of 40243357107 in words is "forty billion, two hundred forty-three million, three hundred fifty-seven thousand, one hundred seven".