28000365976368 has 120 divisors (see below), whose sum is σ = 80796608418240. Its totient is φ = 9046807136640.

The previous prime is 28000365976343. The next prime is 28000365976391. The reversal of 28000365976368 is 86367956300082.

28000365976368 is a `hidden beast` number, since 2 + 8 + 0 + 0 + 0 + 3 + 6 + 597 + 6 + 36 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16448478 + ... + 18070781.

It is an arithmetic number, because the mean of its divisors is an integer number (673305070152).

Almost surely, 2^{28000365976368} is an apocalyptic number.

It is an amenable number.

28000365976368 is an abundant number, since it is smaller than the sum of its proper divisors (52796242441872).

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

28000365976368 is a wasteful number, since it uses less digits than its factorization.

28000365976368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34519447 (or 34519438 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 63.

The spelling of 28000365976368 in words is "twenty-eight trillion, three hundred sixty-five million, nine hundred seventy-six thousand, three hundred sixty-eight".