9809952783 has 16 divisors (see below), whose sum is σ = 13436496000. Its totient is φ = 6361769376.

The previous prime is 9809952769. The next prime is 9809952787. The reversal of 9809952783 is 3872599089.

It is not a de Polignac number, because 9809952783 - 2⁴ = 9809952767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9809952787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719968 + ... + 733466.

It is an arithmetic number, because the mean of its divisors is an integer number (839781000).

Almost surely, 2^9809952783 is an apocalyptic number.

9809952783 is a deficient number, since it is larger than the sum of its proper divisors (3626543217).

9809952783 is a wasteful number, since it uses less digits than its factorization.

9809952783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20086.

The product of its (nonzero) digits is 9797760, while the sum is 60.

The square root of 9809952783 is about 99045.2057547462. The cubic root of 9809952783 is about 2140.6991618182.

The spelling of 9809952783 in words is "nine billion, eight hundred nine million, nine hundred fifty-two thousand, seven hundred eighty-three".