40242112633 has 4 divisors (see below), whose sum is σ = 41991769728. Its totient is φ = 38492455540.

The previous prime is 40242112621. The next prime is 40242112667. The reversal of 40242112633 is 33621124204.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40242112633 - 2⁹ = 40242112121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40242112133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874828513 + ... + 874828558.

It is an arithmetic number, because the mean of its divisors is an integer number (10497942432).

Almost surely, 2^40242112633 is an apocalyptic number.

It is an amenable number.

40242112633 is a deficient number, since it is larger than the sum of its proper divisors (1749657095).

40242112633 is a wasteful number, since it uses less digits than its factorization.

40242112633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1749657094.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 40242112633 its reverse (33621124204), we get a palindrome (73863236837).

The spelling of 40242112633 in words is "forty billion, two hundred forty-two million, one hundred twelve thousand, six hundred thirty-three".