12303927528 has 64 divisors (see below), whose sum is σ = 32351270400. Its totient is φ = 3894109440.

The previous prime is 12303927499. The next prime is 12303927557. The reversal of 12303927528 is 82572930321.

It is an interprime number because it is at equal distance from previous prime (12303927499) and next prime (12303927557).

It is a super-2 number, since 2×12303927528² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12303927528.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116583 + ... + 195446.

It is an arithmetic number, because the mean of its divisors is an integer number (505488600).

Almost surely, 2^12303927528 is an apocalyptic number.

It is an amenable number.

12303927528 is an abundant number, since it is smaller than the sum of its proper divisors (20047342872).

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

12303927528 is a wasteful number, since it uses less digits than its factorization.

12303927528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312122 (or 312118 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 12303927528 in words is "twelve billion, three hundred three million, nine hundred twenty-seven thousand, five hundred twenty-eight".