13212455434400 has 72 divisors (see below), whose sum is σ = 32452790013504. Its totient is φ = 5252558918400.

The previous prime is 13212455434363. The next prime is 13212455434471. The reversal of 13212455434400 is 443455421231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50530856 + ... + 50791655.

It is an arithmetic number, because the mean of its divisors is an integer number (450733194632).

Almost surely, 2^{13212455434400} is an apocalyptic number.

13212455434400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13212455434400 is an abundant number, since it is smaller than the sum of its proper divisors (19240334579104).

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

13212455434400 is a wasteful number, since it uses less digits than its factorization.

13212455434400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101322694 (or 101322681 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 38.

The spelling of 13212455434400 in words is "thirteen trillion, two hundred twelve billion, four hundred fifty-five million, four hundred thirty-four thousand, four hundred".