40043223003 has 32 divisors (see below), whose sum is σ = 61834752000. Its totient is φ = 22577364000.

The previous prime is 40043222983. The next prime is 40043223023. The reversal of 40043223003 is 30032234004.

It is an interprime number because it is at equal distance from previous prime (40043222983) and next prime (40043223023).

It is not a de Polignac number, because 40043223003 - 2⁹ = 40043222491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (40043223023) 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 31 ways as a sum of consecutive naturals, for example, 528498 + ... + 599496.

It is an arithmetic number, because the mean of its divisors is an integer number (1932336000).

Almost surely, 2^40043223003 is an apocalyptic number.

40043223003 is a deficient number, since it is larger than the sum of its proper divisors (21791528997).

40043223003 is a wasteful number, since it uses less digits than its factorization.

40043223003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71367.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 40043223003 its reverse (30032234004), we get a palindrome (70075457007).

The spelling of 40043223003 in words is "forty billion, forty-three million, two hundred twenty-three thousand, three".