1100689515812 has 24 divisors (see below), whose sum is σ = 2048488911840. Its totient is φ = 516004197120.

The previous prime is 1100689515763. The next prime is 1100689515823. The reversal of 1100689515812 is 2185159860011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74646014 + ... + 74660757.

It is an arithmetic number, because the mean of its divisors is an integer number (85353704660).

Almost surely, 2^{1100689515812} is an apocalyptic number.

It is an amenable number.

1100689515812 is a deficient number, since it is larger than the sum of its proper divisors (947799396028).

1100689515812 is a wasteful number, since it uses less digits than its factorization.

1100689515812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149306891 (or 149306889 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 47.

The spelling of 1100689515812 in words is "one trillion, one hundred billion, six hundred eighty-nine million, five hundred fifteen thousand, eight hundred twelve".