40804382281047 has 128 divisors (see below), whose sum is σ = 70263169597440. Its totient is φ = 20447169500160.

The previous prime is 40804382281001. The next prime is 40804382281067. The reversal of 40804382281047 is 74018228340804.

It is not a de Polignac number, because 40804382281047 - 2¹⁰ = 40804382280023 is a prime.

It is a super-2 number, since 2×40804382281047² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40804382281067) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 921506854 + ... + 921551132.

It is an arithmetic number, because the mean of its divisors is an integer number (548931012480).

Almost surely, 2^{40804382281047} is an apocalyptic number.

40804382281047 is a deficient number, since it is larger than the sum of its proper divisors (29458787316393).

40804382281047 is a wasteful number, since it uses less digits than its factorization.

40804382281047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45261.

The product of its (nonzero) digits is 2752512, while the sum is 51.

The spelling of 40804382281047 in words is "forty trillion, eight hundred four billion, three hundred eighty-two million, two hundred eighty-one thousand, forty-seven".