28673535360 has 256 divisors, whose sum is σ = 96487430400. Its totient is φ = 7222763520.

The previous prime is 28673535347. The next prime is 28673535391. The reversal of 28673535360 is 6353537682.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 15357147 + ... + 15359013.

It is an arithmetic number, because the mean of its divisors is an integer number (376904025).

Almost surely, 2^28673535360 is an apocalyptic number.

28673535360 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 28673535360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48243715200).

28673535360 is an abundant number, since it is smaller than the sum of its proper divisors (67813895040).

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

28673535360 is a wasteful number, since it uses less digits than its factorization.

28673535360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2329 (or 2317 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 48.

The spelling of 28673535360 in words is "twenty-eight billion, six hundred seventy-three million, five hundred thirty-five thousand, three hundred sixty".