12547855324 has 6 divisors (see below), whose sum is σ = 21958746824. Its totient is φ = 6273927660.

The previous prime is 12547855273. The next prime is 12547855357. The reversal of 12547855324 is 42355874521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1568481912 + ... + 1568481919.

Almost surely, 2^12547855324 is an apocalyptic number.

It is an amenable number.

12547855324 is a deficient number, since it is larger than the sum of its proper divisors (9410891500).

12547855324 is a wasteful number, since it uses less digits than its factorization.

12547855324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3136963835 (or 3136963833 counting only the distinct ones).

The product of its digits is 1344000, while the sum is 46.

The spelling of 12547855324 in words is "twelve billion, five hundred forty-seven million, eight hundred fifty-five thousand, three hundred twenty-four".