809733241752 has 32 divisors (see below), whose sum is σ = 2043986830080. Its totient is φ = 267290583840.

The previous prime is 809733241721. The next prime is 809733241777. The reversal of 809733241752 is 257142337908.

It is a junction number, because it is equal to n+sod(n) for n = 809733241695 and 809733241704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163778524 + ... + 163783467.

It is an arithmetic number, because the mean of its divisors is an integer number (63874588440).

Almost surely, 2^809733241752 is an apocalyptic number.

It is an amenable number.

809733241752 is an abundant number, since it is smaller than the sum of its proper divisors (1234253588328).

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

809733241752 is a wasteful number, since it uses less digits than its factorization.

809733241752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327562103 (or 327562099 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 809733241752 in words is "eight hundred nine billion, seven hundred thirty-three million, two hundred forty-one thousand, seven hundred fifty-two".