28456932926016 has 567 divisors, whose sum is σ = 96072666455883. Its totient is φ = 8029922181120.

The previous prime is 28456932926011. The next prime is 28456932926027. The reversal of 28456932926016 is 61062923965482.

It is a happy number.

The square root of 28456932926016 is 5334504.

It is a perfect power (a square), and thus also a powerful number.

28456932926016 is a `hidden beast` number, since 2 + 8 + 4 + 569 + 3 + 2 + 9 + 2 + 60 + 1 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 5897320833600 + 22559612092416 = 2428440^2 + 4749696^2 .

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

It is not an unprimeable number, because it can be changed into a prime (28456932926011) by changing a digit.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 101270223796 + ... + 101270224076.

Almost surely, 2^{28456932926016} is an apocalyptic number.

28456932926016 is the 5334504-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28456932926016

28456932926016 is an abundant number, since it is smaller than the sum of its proper divisors (67615733529867).

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

28456932926016 is an equidigital number, since it uses as much as digits as its factorization.

28456932926016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 820 (or 406 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 63.

The spelling of 28456932926016 in words is "twenty-eight trillion, four hundred fifty-six billion, nine hundred thirty-two million, nine hundred twenty-six thousand, sixteen".