28572826429224 has 256 divisors, whose sum is σ = 98968469760000. Its totient is φ = 7420391493120.

The previous prime is 28572826429171. The next prime is 28572826429237. The reversal of 28572826429224 is 42292462827582.

28572826429224 is a `hidden beast` number, since 2 + 8 + 5 + 7 + 282 + 64 + 292 + 2 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

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 63 ways as a sum of consecutive naturals, for example, 112854727 + ... + 113107625.

It is an arithmetic number, because the mean of its divisors is an integer number (386595585000).

Almost surely, 2^{28572826429224} is an apocalyptic number.

28572826429224 is a gapful number since it is divisible by the number (24) 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 28572826429224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49484234880000).

28572826429224 is an abundant number, since it is smaller than the sum of its proper divisors (70395643330776).

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

28572826429224 is a wasteful number, since it uses less digits than its factorization.

28572826429224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259725 (or 259715 counting only the distinct ones).

The product of its digits is 123863040, while the sum is 63.

The spelling of 28572826429224 in words is "twenty-eight trillion, five hundred seventy-two billion, eight hundred twenty-six million, four hundred twenty-nine thousand, two hundred twenty-four".