8202752780556 has 24 divisors (see below), whose sum is σ = 19140083965744. Its totient is φ = 2734204144320.

The previous prime is 8202752780539. The next prime is 8202752780557. The reversal of 8202752780556 is 6550872572028.

It is a junction number, because it is equal to n+sod(n) for n = 8202752780496 and 8202752780505.

It is not an unprimeable number, because it can be changed into a prime (8202752780557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5113555 + ... + 6523338.

Almost surely, 2^{8202752780556} is an apocalyptic number.

It is an amenable number.

8202752780556 is an abundant number, since it is smaller than the sum of its proper divisors (10937331185188).

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

8202752780556 is a wasteful number, since it uses less digits than its factorization.

8202752780556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11695641 (or 11695639 counting only the distinct ones).

The product of its (nonzero) digits is 18816000, while the sum is 57.

The spelling of 8202752780556 in words is "eight trillion, two hundred two billion, seven hundred fifty-two million, seven hundred eighty thousand, five hundred fifty-six".