40547680143544 has 32 divisors (see below), whose sum is σ = 86903240630400. Its totient is φ = 17374506282720.

The previous prime is 40547680143521. The next prime is 40547680143563. The reversal of 40547680143544 is 44534108674504.

It is a super-2 number, since 2×40547680143544² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63657802 + ... + 64291609.

It is an arithmetic number, because the mean of its divisors is an integer number (2715726269700).

Almost surely, 2^{40547680143544} is an apocalyptic number.

It is an amenable number.

40547680143544 is an abundant number, since it is smaller than the sum of its proper divisors (46355560486856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40547680143544 is a wasteful number, since it uses less digits than its factorization.

40547680143544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127955083 (or 127955079 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 55.

The spelling of 40547680143544 in words is "forty trillion, five hundred forty-seven billion, six hundred eighty million, one hundred forty-three thousand, five hundred forty-four".