40447885642748 has 6 divisors (see below), whose sum is σ = 70783799874816. Its totient is φ = 20223942821372.

The previous prime is 40447885642741. The next prime is 40447885642753. The reversal of 40447885642748 is 84724658874404.

40447885642748 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40447885642741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5055985705340 + ... + 5055985705347.

It is an arithmetic number, because the mean of its divisors is an integer number (11797299979136).

Almost surely, 2^{40447885642748} is an apocalyptic number.

It is an amenable number.

40447885642748 is a deficient number, since it is larger than the sum of its proper divisors (30335914232068).

40447885642748 is a wasteful number, since it uses less digits than its factorization.

40447885642748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111971410691 (or 10111971410689 counting only the distinct ones).

The product of its (nonzero) digits is 1541406720, while the sum is 71.

The spelling of 40447885642748 in words is "forty trillion, four hundred forty-seven billion, eight hundred eighty-five million, six hundred forty-two thousand, seven hundred forty-eight".