28596448980 has 144 divisors (see below), whose sum is σ = 98133182784. Its totient is φ = 6932459520.

The previous prime is 28596448961. The next prime is 28596448999. The reversal of 28596448980 is 8984469582.

28596448980 is a `hidden beast` number, since 28 + 5 + 96 + 448 + 9 + 80 = 666.

It is an interprime number because it is at equal distance from previous prime (28596448961) and next prime (28596448999).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 213997 + ... + 320916.

It is an arithmetic number, because the mean of its divisors is an integer number (681480436).

Almost surely, 2^28596448980 is an apocalyptic number.

28596448980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28596448980 is an abundant number, since it is smaller than the sum of its proper divisors (69536733804).

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

28596448980 is a wasteful number, since it uses less digits than its factorization.

28596448980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534948 (or 534934 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 63.

The spelling of 28596448980 in words is "twenty-eight billion, five hundred ninety-six million, four hundred forty-eight thousand, nine hundred eighty".