20432144010444 has 24 divisors (see below), whose sum is σ = 47684176398768. Its totient is φ = 6809404140480.

The previous prime is 20432144010437. The next prime is 20432144010451. The reversal of 20432144010444 is 44401044123402.

It is an interprime number because it is at equal distance from previous prime (20432144010437) and next prime (20432144010451).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 163751247 + ... + 163875974.

It is an arithmetic number, because the mean of its divisors is an integer number (1986840683282).

Almost surely, 2^{20432144010444} is an apocalyptic number.

It is an amenable number.

20432144010444 is an abundant number, since it is smaller than the sum of its proper divisors (27252032388324).

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

20432144010444 is a wasteful number, since it uses less digits than its factorization.

20432144010444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327632425 (or 327632423 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 20432144010444 its reverse (44401044123402), we get a palindrome (64833188133846).

The spelling of 20432144010444 in words is "twenty trillion, four hundred thirty-two billion, one hundred forty-four million, ten thousand, four hundred forty-four".