1099717345012 has 48 divisors (see below), whose sum is σ = 2262130484544. Its totient is φ = 461180448000.

The previous prime is 1099717345009. The next prime is 1099717345033. The reversal of 1099717345012 is 2105437179901.

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 15 ways as a sum of consecutive naturals, for example, 606712 + ... + 1602352.

It is an arithmetic number, because the mean of its divisors is an integer number (47127718428).

Almost surely, 2^{1099717345012} is an apocalyptic number.

It is an amenable number.

1099717345012 is an abundant number, since it is smaller than the sum of its proper divisors (1162413139532).

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

1099717345012 is a wasteful number, since it uses less digits than its factorization.

1099717345012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 997600 (or 997598 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 49.

The spelling of 1099717345012 in words is "one trillion, ninety-nine billion, seven hundred seventeen million, three hundred forty-five thousand, twelve".