28528362336 has 24 divisors (see below), whose sum is σ = 74886951384. Its totient is φ = 9509454080.

The previous prime is 28528362329. The next prime is 28528362349. The reversal of 28528362336 is 63326382582.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

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 3 ways as a sum of consecutive naturals, for example, 148585125 + ... + 148585316.

It is an arithmetic number, because the mean of its divisors is an integer number (3120289641).

Almost surely, 2^28528362336 is an apocalyptic number.

It is an amenable number.

28528362336 is an abundant number, since it is smaller than the sum of its proper divisors (46358589048).

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

28528362336 is a wasteful number, since it uses less digits than its factorization.

28528362336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297170454 (or 297170446 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 48.

The spelling of 28528362336 in words is "twenty-eight billion, five hundred twenty-eight million, three hundred sixty-two thousand, three hundred thirty-six".