28546753536 has 396 divisors, whose sum is σ = 97982979328. Its totient is φ = 8142778368.

The previous prime is 28546753513. The next prime is 28546753561. The reversal of 28546753536 is 63535764582.

28546753536 is a `hidden beast` number, since 2 + 8 + 54 + 6 + 7 + 53 + 536 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 47028945 + ... + 47029551.

Almost surely, 2^28546753536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28546753536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48991489664).

28546753536 is an abundant number, since it is smaller than the sum of its proper divisors (69436225792).

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

28546753536 is an frugal number, since it uses more digits than its factorization.

28546753536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658 (or 619 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 54.

The spelling of 28546753536 in words is "twenty-eight billion, five hundred forty-six million, seven hundred fifty-three thousand, five hundred thirty-six".