13709011488849 has 12 divisors (see below), whose sum is σ = 19802962223616. Its totient is φ = 9138853266552.

The previous prime is 13709011488833. The next prime is 13709011488883. The reversal of 13709011488849 is 94888411090731.

13709011488849 is a `hidden beast` number, since 1 + 3 + 70 + 9 + 0 + 1 + 1 + 488 + 84 + 9 = 666.

It is not a de Polignac number, because 13709011488849 - 2⁴ = 13709011488833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13709011488889) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 40465777 + ... + 40803150.

It is an arithmetic number, because the mean of its divisors is an integer number (1650246851968).

Almost surely, 2^{13709011488849} is an apocalyptic number.

It is an amenable number.

13709011488849 is a deficient number, since it is larger than the sum of its proper divisors (6093950734767).

13709011488849 is a wasteful number, since it uses less digits than its factorization.

13709011488849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81287676 (or 81287673 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 63.

The spelling of 13709011488849 in words is "thirteen trillion, seven hundred nine billion, eleven million, four hundred eighty-eight thousand, eight hundred forty-nine".