20450363111446 has 32 divisors (see below), whose sum is σ = 31199564841120. Its totient is φ = 10050738163200.

The previous prime is 20450363111377. The next prime is 20450363111459. The reversal of 20450363111446 is 64411136305402.

It is a junction number, because it is equal to n+sod(n) for n = 20450363111399 and 20450363111408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1313523150 + ... + 1313538718.

It is an arithmetic number, because the mean of its divisors is an integer number (974986401285).

Almost surely, 2^{20450363111446} is an apocalyptic number.

20450363111446 is a deficient number, since it is larger than the sum of its proper divisors (10749201729674).

20450363111446 is a wasteful number, since it uses less digits than its factorization.

20450363111446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22240.

The product of its (nonzero) digits is 207360, while the sum is 40.

Adding to 20450363111446 its reverse (64411136305402), we get a palindrome (84861499416848).

The spelling of 20450363111446 in words is "twenty trillion, four hundred fifty billion, three hundred sixty-three million, one hundred eleven thousand, four hundred forty-six".