12828012828 has 48 divisors (see below), whose sum is σ = 30259719840. Its totient is φ = 4229280000.

The previous prime is 12828012823. The next prime is 12828012839. The reversal of 12828012828 is 82821082821.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 12828012828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12828012823) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1290678 + ... + 1300578.

It is an arithmetic number, because the mean of its divisors is an integer number (630410830).

Almost surely, 2^12828012828 is an apocalyptic number.

It is an amenable number.

12828012828 is an abundant number, since it is smaller than the sum of its proper divisors (17431707012).

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

12828012828 is a wasteful number, since it uses less digits than its factorization.

12828012828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11078 (or 11076 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 42.

The spelling of 12828012828 in words is "twelve billion, eight hundred twenty-eight million, twelve thousand, eight hundred twenty-eight".