28303814566088 has 32 divisors (see below), whose sum is σ = 54095074862400. Its totient is φ = 13878699377088.

The previous prime is 28303814566073. The next prime is 28303814566127. The reversal of 28303814566088 is 88066541830382.

It is a happy number.

It is a super-2 number, since 2×28303814566088² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 28303814566088.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13929548 + ... + 15831611.

It is an arithmetic number, because the mean of its divisors is an integer number (1690471089450).

Almost surely, 2^{28303814566088} is an apocalyptic number.

It is an amenable number.

28303814566088 is a deficient number, since it is larger than the sum of its proper divisors (25791260296312).

28303814566088 is a wasteful number, since it uses less digits than its factorization.

28303814566088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29763461 (or 29763457 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 62.

The spelling of 28303814566088 in words is "twenty-eight trillion, three hundred three billion, eight hundred fourteen million, five hundred sixty-six thousand, eighty-eight".