40234446633 has 4 divisors (see below), whose sum is σ = 53645928848. Its totient is φ = 26822964420.

The previous prime is 40234446617. The next prime is 40234446661. The reversal of 40234446633 is 33664443204.

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 not a de Polignac number, because 40234446633 - 2⁴ = 40234446617 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40234446591 and 40234446600.

It is not an unprimeable number, because it can be changed into a prime (40234446613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6705741103 + ... + 6705741108.

It is an arithmetic number, because the mean of its divisors is an integer number (13411482212).

Almost surely, 2^40234446633 is an apocalyptic number.

It is an amenable number.

40234446633 is a deficient number, since it is larger than the sum of its proper divisors (13411482215).

40234446633 is a wasteful number, since it uses less digits than its factorization.

40234446633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13411482214.

The product of its (nonzero) digits is 497664, while the sum is 39.

Adding to 40234446633 its reverse (33664443204), we get a palindrome (73898889837).

The spelling of 40234446633 in words is "forty billion, two hundred thirty-four million, four hundred forty-six thousand, six hundred thirty-three".