40242431133 has 12 divisors (see below), whose sum is σ = 59364721728. Its totient is φ = 26257472520.

The previous prime is 40242431111. The next prime is 40242431149. The reversal of 40242431133 is 33113424204.

40242431133 is a `hidden beast` number, since 402 + 4 + 243 + 1 + 13 + 3 = 666.

40242431133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-40242431133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40242431097 and 40242431106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40242431833) 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, 47567463 + ... + 47568308.

It is an arithmetic number, because the mean of its divisors is an integer number (4947060144).

Almost surely, 2^40242431133 is an apocalyptic number.

It is an amenable number.

40242431133 is a deficient number, since it is larger than the sum of its proper divisors (19122290595).

40242431133 is a wasteful number, since it uses less digits than its factorization.

40242431133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95135824 (or 95135821 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 40242431133 its reverse (33113424204), we get a palindrome (73355855337).

The spelling of 40242431133 in words is "forty billion, two hundred forty-two million, four hundred thirty-one thousand, one hundred thirty-three".