1109825631616 has 64 divisors (see below), whose sum is σ = 2409743916720. Its totient is φ = 506055739392.

The previous prime is 1109825631569. The next prime is 1109825631667. The reversal of 1109825631616 is 6161365289011.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 1109825631616.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3879735 + ... + 4155958.

Almost surely, 2^{1109825631616} is an apocalyptic number.

1109825631616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1109825631616 is an abundant number, since it is smaller than the sum of its proper divisors (1299918285104).

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

1109825631616 is an equidigital number, since it uses as much as digits as its factorization.

1109825631616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8035803 (or 8035791 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 49.

The spelling of 1109825631616 in words is "one trillion, one hundred nine billion, eight hundred twenty-five million, six hundred thirty-one thousand, six hundred sixteen".