802228517456 has 20 divisors (see below), whose sum is σ = 1554516225204. Its totient is φ = 401063040000.

The previous prime is 802228517429. The next prime is 802228517459. The reversal of 802228517456 is 654715822208.

It can be written as a sum of positive squares in 2 ways, for example, as 453042071056 + 349186446400 = 673084^2 + 590920^2 .

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (802228517459) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3071795 + ... + 3322706.

Almost surely, 2^802228517456 is an apocalyptic number.

It is an amenable number.

802228517456 is a deficient number, since it is larger than the sum of its proper divisors (752287707748).

802228517456 is a wasteful number, since it uses less digits than its factorization.

802228517456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6402350 (or 6402344 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 50.

The spelling of 802228517456 in words is "eight hundred two billion, two hundred twenty-eight million, five hundred seventeen thousand, four hundred fifty-six".