12162150447553 has 2 divisors, whose sum is σ = 12162150447554. Its totient is φ = 12162150447552.

The previous prime is 12162150447529. The next prime is 12162150447589. The reversal of 12162150447553 is 35574405126121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11677201164864 + 484949282689 = 3417192^2 + 696383^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12162150447553 is a prime.

It is not a weakly prime, because it can be changed into another prime (12162150447593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6081075223776 + 6081075223777.

It is an arithmetic number, because the mean of its divisors is an integer number (6081075223777).

Almost surely, 2^{12162150447553} is an apocalyptic number.

It is an amenable number.

12162150447553 is a deficient number, since it is larger than the sum of its proper divisors (1).

12162150447553 is an equidigital number, since it uses as much as digits as its factorization.

12162150447553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 12162150447553 in words is "twelve trillion, one hundred sixty-two billion, one hundred fifty million, four hundred forty-seven thousand, five hundred fifty-three".