13004635212 has 60 divisors (see below), whose sum is σ = 34221957616. Its totient is φ = 4306154400.

The previous prime is 13004635187. The next prime is 13004635223. The reversal of 13004635212 is 21253640031.

13004635212 is a `hidden beast` number, since 1 + 3 + 0 + 0 + 4 + 635 + 21 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 83983 + ... + 181830.

Almost surely, 2^13004635212 is an apocalyptic number.

13004635212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13004635212 is an abundant number, since it is smaller than the sum of its proper divisors (21217322404).

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

13004635212 is a wasteful number, since it uses less digits than its factorization.

13004635212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265980 (or 265969 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 13004635212 in words is "thirteen billion, four million, six hundred thirty-five thousand, two hundred twelve".