40232244433 has 4 divisors (see below), whose sum is σ = 40233328948. Its totient is φ = 40231159920.

The previous prime is 40232244401. The next prime is 40232244457. The reversal of 40232244433 is 33444223204.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3533945809 + 36698298624 = 59447^2 + 191568^2 .

It is a cyclic number.

It is not a de Polignac number, because 40232244433 - 2⁵ = 40232244401 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40232244395 and 40232244404.

It is not an unprimeable number, because it can be changed into a prime (40232244463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484566 + ... + 561487.

It is an arithmetic number, because the mean of its divisors is an integer number (10058332237).

Almost surely, 2^40232244433 is an apocalyptic number.

It is an amenable number.

40232244433 is a deficient number, since it is larger than the sum of its proper divisors (1084515).

40232244433 is a wasteful number, since it uses less digits than its factorization.

40232244433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1084514.

The product of its (nonzero) digits is 55296, while the sum is 31.

Adding to 40232244433 its reverse (33444223204), we get a palindrome (73676467637).

The spelling of 40232244433 in words is "forty billion, two hundred thirty-two million, two hundred forty-four thousand, four hundred thirty-three".