28547340766 has 16 divisors (see below), whose sum is σ = 48940466400. Its totient is φ = 12234032640.

The previous prime is 28547340749. The next prime is 28547340793. The reversal of 28547340766 is 66704374582.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596910 + ... + 642958.

It is an arithmetic number, because the mean of its divisors is an integer number (3058779150).

Almost surely, 2^28547340766 is an apocalyptic number.

28547340766 is a deficient number, since it is larger than the sum of its proper divisors (20393125634).

28547340766 is a wasteful number, since it uses less digits than its factorization.

28547340766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90339.

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 28547340766 in words is "twenty-eight billion, five hundred forty-seven million, three hundred forty thousand, seven hundred sixty-six".