40547680143543 has 12 divisors (see below), whose sum is σ = 58569732409968. Its totient is φ = 27031389335520.

The previous prime is 40547680143521. The next prime is 40547680143563. The reversal of 40547680143543 is 34534108674504.

40547680143543 is a `hidden beast` number, since 4 + 0 + 5 + 4 + 7 + 6 + 80 + 14 + 3 + 543 = 666.

It is not a de Polignac number, because 40547680143543 - 2⁵ = 40547680143511 is a prime.

It is a super-2 number, since 2×40547680143543² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40547680143543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40547680143563) 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, 32472078 + ... + 33697643.

It is an arithmetic number, because the mean of its divisors is an integer number (4880811034164).

Almost surely, 2^{40547680143543} is an apocalyptic number.

40547680143543 is a deficient number, since it is larger than the sum of its proper divisors (18022052266425).

40547680143543 is a wasteful number, since it uses less digits than its factorization.

40547680143543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66237814 (or 66237811 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 54.

The spelling of 40547680143543 in words is "forty trillion, five hundred forty-seven billion, six hundred eighty million, one hundred forty-three thousand, five hundred forty-three".