12536376320322 has 64 divisors (see below), whose sum is σ = 29081687040000. Its totient is φ = 3995479019664.

The previous prime is 12536376320291. The next prime is 12536376320333. The reversal of 12536376320322 is 22302367363521.

12536376320322 is a `hidden beast` number, since 1 + 2 + 5 + 3 + 6 + 3 + 7 + 632 + 0 + 3 + 2 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1001679 + ... + 5106477.

It is an arithmetic number, because the mean of its divisors is an integer number (454401360000).

Almost surely, 2^{12536376320322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12536376320322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14540843520000).

12536376320322 is an abundant number, since it is smaller than the sum of its proper divisors (16545310719678).

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

12536376320322 is a wasteful number, since it uses less digits than its factorization.

12536376320322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4107292 (or 4107286 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 45.

The spelling of 12536376320322 in words is "twelve trillion, five hundred thirty-six billion, three hundred seventy-six million, three hundred twenty thousand, three hundred twenty-two".