40243242033 has 24 divisors (see below), whose sum is σ = 58888552320. Its totient is φ = 26478597600.

The previous prime is 40243242031. The next prime is 40243242073. The reversal of 40243242033 is 33024234204.

40243242033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40243242033 - 2¹ = 40243242031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40243241988 and 40243242006.

It is not an unprimeable number, because it can be changed into a prime (40243242031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2017135 + ... + 2036987.

It is an arithmetic number, because the mean of its divisors is an integer number (2453689680).

Almost surely, 2^40243242033 is an apocalyptic number.

It is an amenable number.

40243242033 is a deficient number, since it is larger than the sum of its proper divisors (18645310287).

40243242033 is a wasteful number, since it uses less digits than its factorization.

40243242033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22789 (or 22786 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 40243242033 its reverse (33024234204), we get a palindrome (73267476237).

The spelling of 40243242033 in words is "forty billion, two hundred forty-three million, two hundred forty-two thousand, thirty-three".