40546226443 has 16 divisors (see below), whose sum is σ = 42221813760. Its totient is φ = 38908062976.

The previous prime is 40546226429. The next prime is 40546226447. The reversal of 40546226443 is 34462264504.

It is a cyclic number.

It is not a de Polignac number, because 40546226443 - 2⁹ = 40546225931 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40546226396 and 40546226405.

It is not an unprimeable number, because it can be changed into a prime (40546226447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1042971 + ... + 1081147.

It is an arithmetic number, because the mean of its divisors is an integer number (2638863360).

Almost surely, 2^40546226443 is an apocalyptic number.

40546226443 is a deficient number, since it is larger than the sum of its proper divisors (1675587317).

40546226443 is a wasteful number, since it uses less digits than its factorization.

40546226443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38666.

The product of its (nonzero) digits is 552960, while the sum is 40.

The spelling of 40546226443 in words is "forty billion, five hundred forty-six million, two hundred twenty-six thousand, four hundred forty-three".