2122453654159 has 16 divisors (see below), whose sum is σ = 2261817936000. Its totient is φ = 1985870821536.

The previous prime is 2122453654147. The next prime is 2122453654187. The reversal of 2122453654159 is 9514563542212.

It is a cyclic number.

It is not a de Polignac number, because 2122453654159 - 2¹⁷ = 2122453523087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122453654109) 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, 4643617 + ... + 5080165.

It is an arithmetic number, because the mean of its divisors is an integer number (141363621000).

Almost surely, 2^{2122453654159} is an apocalyptic number.

2122453654159 is a deficient number, since it is larger than the sum of its proper divisors (139364281841).

2122453654159 is a wasteful number, since it uses less digits than its factorization.

2122453654159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439734.

The product of its digits is 2592000, while the sum is 49.

The spelling of 2122453654159 in words is "two trillion, one hundred twenty-two billion, four hundred fifty-three million, six hundred fifty-four thousand, one hundred fifty-nine".