28855230465600 has 1512 divisors, whose sum is σ = 130510213561728. Its totient is φ = 5979217305600.

The previous prime is 28855230465571. The next prime is 28855230465623. The reversal of 28855230465600 is 656403255882.

28855230465600 is a `hidden beast` number, since 2 + 8 + 8 + 5 + 5 + 2 + 30 + 46 + 560 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 2895071817 + ... + 2895081783.

Almost surely, 2^{28855230465600} is an apocalyptic number.

28855230465600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28855230465600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65255106780864).

28855230465600 is an abundant number, since it is smaller than the sum of its proper divisors (101654983096128).

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

28855230465600 is a wasteful number, since it uses less digits than its factorization.

28855230465600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10393 (or 10368 counting only the distinct ones).

The product of its (nonzero) digits is 13824000, while the sum is 54.

The spelling of 28855230465600 in words is "twenty-eight trillion, eight hundred fifty-five billion, two hundred thirty million, four hundred sixty-five thousand, six hundred".