802639304850 has 48 divisors (see below), whose sum is σ = 1995142740192. Its totient is φ = 213542818560.

The previous prime is 802639304843. The next prime is 802639304881. The reversal of 802639304850 is 58403936208.

It is a self number, because there is not a number n which added to its sum of digits gives 802639304850.

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 23 ways as a sum of consecutive naturals, for example, 6113952 + ... + 6243851.

It is an arithmetic number, because the mean of its divisors is an integer number (41565473754).

Almost surely, 2^802639304850 is an apocalyptic number.

802639304850 is an abundant number, since it is smaller than the sum of its proper divisors (1192503435342).

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

802639304850 is a wasteful number, since it uses less digits than its factorization.

802639304850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12358251 (or 12358246 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 48.

The spelling of 802639304850 in words is "eight hundred two billion, six hundred thirty-nine million, three hundred four thousand, eight hundred fifty".