10783909520 has 40 divisors (see below), whose sum is σ = 25264008000. Its totient is φ = 4280631680.

The previous prime is 10783909511. The next prime is 10783909589. The reversal of 10783909520 is 2590938701.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 504020 + ... + 524979.

It is an arithmetic number, because the mean of its divisors is an integer number (631600200).

Almost surely, 2^10783909520 is an apocalyptic number.

10783909520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10783909520 is an abundant number, since it is smaller than the sum of its proper divisors (14480098480).

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

10783909520 is a wasteful number, since it uses less digits than its factorization.

10783909520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029143 (or 1029137 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 10783909520 in words is "ten billion, seven hundred eighty-three million, nine hundred nine thousand, five hundred twenty".