40043422054431 has 12 divisors (see below), whose sum is σ = 57840554915208. Its totient is φ = 26695588675824.

The previous prime is 40043422054409. The next prime is 40043422054459. The reversal of 40043422054431 is 13445022434004.

40043422054431 is a `hidden beast` number, since 4 + 0 + 0 + 4 + 3 + 4 + 2 + 205 + 443 + 1 = 666.

It is not a de Polignac number, because 40043422054431 - 2¹³ = 40043422046239 is a prime.

It is a super-2 number, since 2×40043422054431² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40043422050431) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13638816 + ... + 16312698.

It is an arithmetic number, because the mean of its divisors is an integer number (4820046242934).

Almost surely, 2^{40043422054431} is an apocalyptic number.

40043422054431 is a deficient number, since it is larger than the sum of its proper divisors (17797132860777).

40043422054431 is a wasteful number, since it uses less digits than its factorization.

40043422054431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4337862 (or 4337859 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 36.

Adding to 40043422054431 its reverse (13445022434004), we get a palindrome (53488444488435).

The spelling of 40043422054431 in words is "forty trillion, forty-three billion, four hundred twenty-two million, fifty-four thousand, four hundred thirty-one".