12553960012 has 72 divisors (see below), whose sum is σ = 26281479168. Its totient is φ = 5197267200.

The previous prime is 12553960007. The next prime is 12553960019. The reversal of 12553960012 is 21006935521.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 12553960012.

It is not an unprimeable number, because it can be changed into a prime (12553960019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 378273 + ... + 410119.

It is an arithmetic number, because the mean of its divisors is an integer number (365020544).

Almost surely, 2^12553960012 is an apocalyptic number.

It is an amenable number.

12553960012 is an abundant number, since it is smaller than the sum of its proper divisors (13727519156).

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

12553960012 is a wasteful number, since it uses less digits than its factorization.

12553960012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31927 (or 31908 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 34.

The spelling of 12553960012 in words is "twelve billion, five hundred fifty-three million, nine hundred sixty thousand, twelve".