20434323005522 has 8 divisors (see below), whose sum is σ = 30651507302400. Its totient is φ = 10217153904724.

The previous prime is 20434323005489. The next prime is 20434323005527. The reversal of 20434323005522 is 22550032343402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20434323005527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 565679 + ... + 6417837.

It is an arithmetic number, because the mean of its divisors is an integer number (3831438412800).

Almost surely, 2^{20434323005522} is an apocalyptic number.

20434323005522 is a deficient number, since it is larger than the sum of its proper divisors (10217184296878).

20434323005522 is a wasteful number, since it uses less digits than its factorization.

20434323005522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7598040.

The product of its (nonzero) digits is 172800, while the sum is 35.

Adding to 20434323005522 its reverse (22550032343402), we get a palindrome (42984355348924).

The spelling of 20434323005522 in words is "twenty trillion, four hundred thirty-four billion, three hundred twenty-three million, five thousand, five hundred twenty-two".