40543324401 has 64 divisors (see below), whose sum is σ = 59533056000. Its totient is φ = 24444725760.

The previous prime is 40543324391. The next prime is 40543324421. The reversal of 40543324401 is 10442334504.

It is not a de Polignac number, because 40543324401 - 2⁶ = 40543324337 is a prime.

It is a super-2 number, since 2×40543324401² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40543324421) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77818021 + ... + 77818541.

It is an arithmetic number, because the mean of its divisors is an integer number (930204000).

Almost surely, 2^40543324401 is an apocalyptic number.

It is an amenable number.

40543324401 is a deficient number, since it is larger than the sum of its proper divisors (18989731599).

40543324401 is a wasteful number, since it uses less digits than its factorization.

40543324401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1014.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 40543324401 its reverse (10442334504), we get a palindrome (50985658905).

The spelling of 40543324401 in words is "forty billion, five hundred forty-three million, three hundred twenty-four thousand, four hundred one".