40543325541 has 72 divisors (see below), whose sum is σ = 64856563200. Its totient is φ = 24370372800.

The previous prime is 40543325527. The next prime is 40543325569. The reversal of 40543325541 is 14552334504.

40543325541 is a `hidden beast` number, since 40 + 5 + 43 + 32 + 5 + 541 = 666.

It is not a de Polignac number, because 40543325541 - 2¹⁵ = 40543292773 is a prime.

It is a super-2 number, since 2×40543325541² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40543325496 and 40543325505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40543325341) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 6140560 + ... + 6147158.

It is an arithmetic number, because the mean of its divisors is an integer number (900785600).

Almost surely, 2^40543325541 is an apocalyptic number.

It is an amenable number.

40543325541 is a deficient number, since it is larger than the sum of its proper divisors (24313237659).

40543325541 is a wasteful number, since it uses less digits than its factorization.

40543325541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6735 (or 6713 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

The spelling of 40543325541 in words is "forty billion, five hundred forty-three million, three hundred twenty-five thousand, five hundred forty-one".