40234233043 has 4 divisors (see below), whose sum is σ = 40632591888. Its totient is φ = 39835874200.

The previous prime is 40234232993. The next prime is 40234233049. The reversal of 40234233043 is 34033243204.

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

It is a cyclic number.

It is not a de Polignac number, because 40234233043 - 2⁹ = 40234232531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40234233049) 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, 199179271 + ... + 199179472.

It is an arithmetic number, because the mean of its divisors is an integer number (10158147972).

Almost surely, 2^40234233043 is an apocalyptic number.

40234233043 is a deficient number, since it is larger than the sum of its proper divisors (398358845).

40234233043 is a wasteful number, since it uses less digits than its factorization.

40234233043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398358844.

The product of its (nonzero) digits is 20736, while the sum is 28.

Adding to 40234233043 its reverse (34033243204), we get a palindrome (74267476247).

The spelling of 40234233043 in words is "forty billion, two hundred thirty-four million, two hundred thirty-three thousand, forty-three".