11648803890 has 32 divisors (see below), whose sum is σ = 28063449216. Its totient is φ = 3094534400.

The previous prime is 11648803889. The next prime is 11648803919. The reversal of 11648803890 is 9830884611.

11648803890 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

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, 730311 + ... + 746090.

It is an arithmetic number, because the mean of its divisors is an integer number (876982788).

Almost surely, 2^11648803890 is an apocalyptic number.

11648803890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11648803890 is an abundant number, since it is smaller than the sum of its proper divisors (16414645326).

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

11648803890 is a wasteful number, since it uses less digits than its factorization.

11648803890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476674.

The product of its (nonzero) digits is 331776, while the sum is 48.

The spelling of 11648803890 in words is "eleven billion, six hundred forty-eight million, eight hundred three thousand, eight hundred ninety".