12534328896 has 28 divisors (see below), whose sum is σ = 33163745712. Its totient is φ = 4178109568.

The previous prime is 12534328867. The next prime is 12534328991. The reversal of 12534328896 is 69882343521.

It is a happy 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, 32641290 + ... + 32641673.

Almost surely, 2^12534328896 is an apocalyptic number.

12534328896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12534328896 is an abundant number, since it is smaller than the sum of its proper divisors (20629416816).

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

12534328896 is an equidigital number, since it uses as much as digits as its factorization.

12534328896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65282978 (or 65282968 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 51.

The spelling of 12534328896 in words is "twelve billion, five hundred thirty-four million, three hundred twenty-eight thousand, eight hundred ninety-six".