800485025782 has 32 divisors (see below), whose sum is σ = 1303448328000. Its totient is φ = 366506477568.

The previous prime is 800485025761. The next prime is 800485025881. The reversal of 800485025782 is 287520584008.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1514094 + ... + 1973182.

It is an arithmetic number, because the mean of its divisors is an integer number (40732760250).

Almost surely, 2^800485025782 is an apocalyptic number.

800485025782 is a deficient number, since it is larger than the sum of its proper divisors (502963302218).

800485025782 is a wasteful number, since it uses less digits than its factorization.

800485025782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459640.

The product of its (nonzero) digits is 1433600, while the sum is 49.

The spelling of 800485025782 in words is "eight hundred billion, four hundred eighty-five million, twenty-five thousand, seven hundred eighty-two".