2122453654358 has 16 divisors (see below), whose sum is σ = 3193918913376. Its totient is φ = 1057819289280.

The previous prime is 2122453654357. The next prime is 2122453654361. The reversal of 2122453654358 is 8534563542212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122453654357) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 512066 + ... + 2122997.

It is an arithmetic number, because the mean of its divisors is an integer number (199619932086).

Almost surely, 2^{2122453654358} is an apocalyptic number.

2122453654358 is a deficient number, since it is larger than the sum of its proper divisors (1071465259018).

2122453654358 is a wasteful number, since it uses less digits than its factorization.

2122453654358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636359.

The product of its digits is 6912000, while the sum is 50.

The spelling of 2122453654358 in words is "two trillion, one hundred twenty-two billion, four hundred fifty-three million, six hundred fifty-four thousand, three hundred fifty-eight".