13212573336 has 64 divisors (see below), whose sum is σ = 36758707200. Its totient is φ = 4397337504.

The previous prime is 13212573331. The next prime is 13212573347. The reversal of 13212573336 is 63337521231.

13212573336 is a `hidden beast` number, since 132 + 125 + 73 + 336 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13212573336.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13212573331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92481 + ... + 187023.

It is an arithmetic number, because the mean of its divisors is an integer number (574354800).

Almost surely, 2^13212573336 is an apocalyptic number.

It is an amenable number.

13212573336 is an abundant number, since it is smaller than the sum of its proper divisors (23546133864).

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

13212573336 is a wasteful number, since it uses less digits than its factorization.

13212573336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95205 (or 95195 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The spelling of 13212573336 in words is "thirteen billion, two hundred twelve million, five hundred seventy-three thousand, three hundred thirty-six".