802221535408 has 10 divisors (see below), whose sum is σ = 1554304224884. Its totient is φ = 401110767696.

The previous prime is 802221535337. The next prime is 802221535481. The reversal of 802221535408 is 804535122208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25069422966 + ... + 25069422997.

Almost surely, 2^802221535408 is an apocalyptic number.

It is an amenable number.

802221535408 is a deficient number, since it is larger than the sum of its proper divisors (752082689476).

802221535408 is a wasteful number, since it uses less digits than its factorization.

802221535408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50138845971 (or 50138845965 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The spelling of 802221535408 in words is "eight hundred two billion, two hundred twenty-one million, five hundred thirty-five thousand, four hundred eight".