1099358023680 has 1040 divisors, whose sum is σ = 4769701865280. Its totient is φ = 236458082304.

The previous prime is 1099358023601. The next prime is 1099358023691. The reversal of 1099358023680 is 863208539901.

1099358023680 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 197403936 + ... + 197409504.

Almost surely, 2^{1099358023680} is an apocalyptic number.

1099358023680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1099358023680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2384850932640).

1099358023680 is an abundant number, since it is smaller than the sum of its proper divisors (3670343841600).

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

1099358023680 is an equidigital number, since it uses as much as digits as its factorization.

1099358023680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634 (or 5603 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The spelling of 1099358023680 in words is "one trillion, ninety-nine billion, three hundred fifty-eight million, twenty-three thousand, six hundred eighty".