1001005565116 has 12 divisors (see below), whose sum is σ = 1827923206032. Its totient is φ = 478741791968.

The previous prime is 1001005565099. The next prime is 1001005565137. The reversal of 1001005565116 is 6115655001001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5440247545 + ... + 5440247728.

It is an arithmetic number, because the mean of its divisors is an integer number (152326933836).

Almost surely, 2^{1001005565116} is an apocalyptic number.

It is an amenable number.

1001005565116 is a deficient number, since it is larger than the sum of its proper divisors (826917640916).

1001005565116 is a wasteful number, since it uses less digits than its factorization.

1001005565116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10880495300 (or 10880495298 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 1001005565116 in words is "one trillion, one billion, five million, five hundred sixty-five thousand, one hundred sixteen".