1099837668 has 48 divisors (see below), whose sum is σ = 2585036160. Its totient is φ = 363945984.

The previous prime is 1099837657. The next prime is 1099837681. The reversal of 1099837668 is 8667389901.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1550898 + ... + 1551606.

It is an arithmetic number, because the mean of its divisors is an integer number (53854920).

Almost surely, 2^1099837668 is an apocalyptic number.

It is an amenable number.

1099837668 is an abundant number, since it is smaller than the sum of its proper divisors (1485198492).

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

1099837668 is a wasteful number, since it uses less digits than its factorization.

1099837668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1476 (or 1474 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 57.

The square root of 1099837668 is about 33163.8005662801. The cubic root of 1099837668 is about 1032.2293335353.

The spelling of 1099837668 in words is "one billion, ninety-nine million, eight hundred thirty-seven thousand, six hundred sixty-eight".