1099880690305 has 8 divisors (see below), whose sum is σ = 1347938888832. Its totient is φ = 861183178608.

The previous prime is 1099880690303. The next prime is 1099880690309. The reversal of 1099880690305 is 5030960889901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1099880690305 - 2¹ = 1099880690303 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1099880690305.

It is not an unprimeable number, because it can be changed into a prime (1099880690303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2340171447 + ... + 2340171916.

It is an arithmetic number, because the mean of its divisors is an integer number (168492361104).

Almost surely, 2^{1099880690305} is an apocalyptic number.

It is an amenable number.

1099880690305 is a deficient number, since it is larger than the sum of its proper divisors (248058198527).

1099880690305 is an equidigital number, since it uses as much as digits as its factorization.

1099880690305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4680343415.

The product of its (nonzero) digits is 4199040, while the sum is 58.

The spelling of 1099880690305 in words is "one trillion, ninety-nine billion, eight hundred eighty million, six hundred ninety thousand, three hundred five".