28556967360 has 112 divisors (see below), whose sum is σ = 92777072256. Its totient is φ = 7438083072.

The previous prime is 28556967349. The next prime is 28556967367. The reversal of 28556967360 is 6376965582.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 28556967360.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28556967367) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304614 + ... + 387173.

Almost surely, 2^28556967360 is an apocalyptic number.

28556967360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28556967360 is an abundant number, since it is smaller than the sum of its proper divisors (64220104896).

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

28556967360 is a wasteful number, since it uses less digits than its factorization.

28556967360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691850 (or 691840 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 57.

The spelling of 28556967360 in words is "twenty-eight billion, five hundred fifty-six million, nine hundred sixty-seven thousand, three hundred sixty".