40423413433 has 16 divisors (see below), whose sum is σ = 47217912336. Its totient is φ = 34262415360.

The previous prime is 40423413431. The next prime is 40423413479. The reversal of 40423413433 is 33431432404.

It can be written as a sum of positive squares in 8 ways, for example, as 49744809 + 40373668624 = 7053^2 + 200932^2 .

It is a cyclic number.

It is not a de Polignac number, because 40423413433 - 2¹ = 40423413431 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40423413395 and 40423413404.

It is not an unprimeable number, because it can be changed into a prime (40423413431) 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 15 ways as a sum of consecutive naturals, for example, 2221566 + ... + 2239687.

It is an arithmetic number, because the mean of its divisors is an integer number (2951119521).

Almost surely, 2^40423413433 is an apocalyptic number.

It is an amenable number.

40423413433 is a deficient number, since it is larger than the sum of its proper divisors (6794498903).

40423413433 is a wasteful number, since it uses less digits than its factorization.

40423413433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4461324.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 40423413433 its reverse (33431432404), we get a palindrome (73854845837).

The spelling of 40423413433 in words is "forty billion, four hundred twenty-three million, four hundred thirteen thousand, four hundred thirty-three".