20112044452434 has 48 divisors (see below), whose sum is σ = 47558346675840. Its totient is φ = 6091893917280.

The previous prime is 20112044452403. The next prime is 20112044452439. The reversal of 20112044452434 is 43425444021102.

20112044452434 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 204 + 445 + 2 + 4 + 3 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (20112044452439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21754429 + ... + 22660080.

It is an arithmetic number, because the mean of its divisors is an integer number (990798889080).

Almost surely, 2^{20112044452434} is an apocalyptic number.

20112044452434 is an abundant number, since it is smaller than the sum of its proper divisors (27446302223406).

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

20112044452434 is a wasteful number, since it uses less digits than its factorization.

20112044452434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44416815 (or 44416812 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

Adding to 20112044452434 its reverse (43425444021102), we get a palindrome (63537488473536).

The spelling of 20112044452434 in words is "twenty trillion, one hundred twelve billion, forty-four million, four hundred fifty-two thousand, four hundred thirty-four".