8041784316549 has 16 divisors (see below), whose sum is σ = 10770210529920. Its totient is φ = 5337278210880.

The previous prime is 8041784316509. The next prime is 8041784316563. The reversal of 8041784316549 is 9456134871408.

It is a de Polignac number, because none of the positive numbers 2^k-8041784316549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8041784316492 and 8041784316501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8041784316509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6863664 + ... + 7949430.

It is an arithmetic number, because the mean of its divisors is an integer number (673138158120).

Almost surely, 2^{8041784316549} is an apocalyptic number.

It is an amenable number.

8041784316549 is a deficient number, since it is larger than the sum of its proper divisors (2728426213371).

8041784316549 is a wasteful number, since it uses less digits than its factorization.

8041784316549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096780.

The product of its (nonzero) digits is 23224320, while the sum is 60.

The spelling of 8041784316549 in words is "eight trillion, forty-one billion, seven hundred eighty-four million, three hundred sixteen thousand, five hundred forty-nine".