20354110453422 has 24 divisors (see below), whose sum is σ = 44107763589864. Its totient is φ = 6783597185904.

The previous prime is 20354110453333. The next prime is 20354110453429. The reversal of 20354110453422 is 22435401145302.

It is a happy number.

20354110453422 is a `hidden beast` number, since 2 + 0 + 3 + 5 + 4 + 110 + 4 + 534 + 2 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20354110453429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92078088 + ... + 92298875.

It is an arithmetic number, because the mean of its divisors is an integer number (1837823482911).

Almost surely, 2^{20354110453422} is an apocalyptic number.

20354110453422 is an abundant number, since it is smaller than the sum of its proper divisors (23753653136442).

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

20354110453422 is a wasteful number, since it uses less digits than its factorization.

20354110453422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184383104 (or 184383101 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 20354110453422 its reverse (22435401145302), we get a palindrome (42789511598724).

The spelling of 20354110453422 in words is "twenty trillion, three hundred fifty-four billion, one hundred ten million, four hundred fifty-three thousand, four hundred twenty-two".