40211423043 has 32 divisors (see below), whose sum is σ = 61120230912. Its totient is φ = 23277408000.

The previous prime is 40211423033. The next prime is 40211423081. The reversal of 40211423043 is 34032411204.

It is not a de Polignac number, because 40211423043 - 2¹⁷ = 40211291971 is a prime.

It is a super-2 number, since 2×40211423043² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40211423033) 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, 494271 + ... + 569847.

It is an arithmetic number, because the mean of its divisors is an integer number (1910007216).

Almost surely, 2^40211423043 is an apocalyptic number.

40211423043 is a deficient number, since it is larger than the sum of its proper divisors (20908807869).

40211423043 is a wasteful number, since it uses less digits than its factorization.

40211423043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76315.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 40211423043 its reverse (34032411204), we get a palindrome (74243834247).

The spelling of 40211423043 in words is "forty billion, two hundred eleven million, four hundred twenty-three thousand, forty-three".