28251044975160 has 128 divisors (see below), whose sum is σ = 107623028505600. Its totient is φ = 6457381706880.

The previous prime is 28251044975099. The next prime is 28251044975249. The reversal of 28251044975160 is 6157944015282.

28251044975160 is a `hidden beast` number, since 2 + 8 + 2 + 510 + 4 + 49 + 75 + 16 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 28251044975097 and 28251044975106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1868447796 + ... + 1868462915.

It is an arithmetic number, because the mean of its divisors is an integer number (840804910200).

Almost surely, 2^{28251044975160} is an apocalyptic number.

28251044975160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28251044975160 is an abundant number, since it is smaller than the sum of its proper divisors (79371983530440).

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

28251044975160 is a wasteful number, since it uses less digits than its factorization.

28251044975160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3736910738 (or 3736910728 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 28251044975160 in words is "twenty-eight trillion, two hundred fifty-one billion, forty-four million, nine hundred seventy-five thousand, one hundred sixty".