13566880077416 has 48 divisors (see below), whose sum is σ = 28014471885600. Its totient is φ = 6147007419168.

The previous prime is 13566880077407. The next prime is 13566880077427. The reversal of 13566880077416 is 61477008866531.

It is a happy number.

It is an unprimeable number.

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, 102056906 + ... + 102189753.

It is an arithmetic number, because the mean of its divisors is an integer number (583634830950).

Almost surely, 2^{13566880077416} is an apocalyptic number.

It is an amenable number.

13566880077416 is an abundant number, since it is smaller than the sum of its proper divisors (14447591808184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13566880077416 is a wasteful number, since it uses less digits than its factorization.

13566880077416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204246726 (or 204246703 counting only the distinct ones).

The product of its (nonzero) digits is 40642560, while the sum is 62.

The spelling of 13566880077416 in words is "thirteen trillion, five hundred sixty-six billion, eight hundred eighty million, seventy-seven thousand, four hundred sixteen".