8104136769849 has 8 divisors (see below), whose sum is σ = 10867975322112. Its totient is φ = 5371528032080.

The previous prime is 8104136769811. The next prime is 8104136769851. The reversal of 8104136769849 is 9489676314018.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8104136769849 - 2²⁹ = 8103599898937 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 8104136769849.

It is not an unprimeable number, because it can be changed into a prime (8104136769809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7807453017 + ... + 7807454054.

It is an arithmetic number, because the mean of its divisors is an integer number (1358496915264).

Almost surely, 2^{8104136769849} is an apocalyptic number.

It is an amenable number.

8104136769849 is a deficient number, since it is larger than the sum of its proper divisors (2763838552263).

8104136769849 is a wasteful number, since it uses less digits than its factorization.

8104136769849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15614907247.

The product of its (nonzero) digits is 62705664, while the sum is 66.

The spelling of 8104136769849 in words is "eight trillion, one hundred four billion, one hundred thirty-six million, seven hundred sixty-nine thousand, eight hundred forty-nine".