1099707648 has 144 divisors (see below), whose sum is σ = 3289695360. Its totient is φ = 323592192.

The previous prime is 1099707647. The next prime is 1099707701. The reversal of 1099707648 is 8467079901.

It is a super-2 number, since 2×1099707648² = 2418713822139383808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1099707648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1099707641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227238 + ... + 232026.

Almost surely, 2^1099707648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1099707648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1644847680).

1099707648 is an abundant number, since it is smaller than the sum of its proper divisors (2189987712).

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

1099707648 is a wasteful number, since it uses less digits than its factorization.

1099707648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4844 (or 4830 counting only the distinct ones).

The product of its (nonzero) digits is 762048, while the sum is 51.

The square root of 1099707648 is about 33161.8402384427. The cubic root of 1099707648 is about 1032.1886560939.

The spelling of 1099707648 in words is "one billion, ninety-nine million, seven hundred seven thousand, six hundred forty-eight".