22352153454 has 12 divisors (see below), whose sum is σ = 48429665856. Its totient is φ = 7450717812.

The previous prime is 22352153449. The next prime is 22352153507. The reversal of 22352153454 is 45435125322.

22352153454 is a `hidden beast` number, since 2 + 2 + 3 + 52 + 153 + 454 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 620893134 + ... + 620893169.

It is an arithmetic number, because the mean of its divisors is an integer number (4035805488).

Almost surely, 2^22352153454 is an apocalyptic number.

22352153454 is an abundant number, since it is smaller than the sum of its proper divisors (26077512402).

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

22352153454 is a wasteful number, since it uses less digits than its factorization.

22352153454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1241786311 (or 1241786308 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

Adding to 22352153454 its reverse (45435125322), we get a palindrome (67787278776).

The spelling of 22352153454 in words is "twenty-two billion, three hundred fifty-two million, one hundred fifty-three thousand, four hundred fifty-four".