20444043341445 has 32 divisors (see below), whose sum is σ = 32728884499584. Its totient is φ = 10897352294400.

The previous prime is 20444043341437. The next prime is 20444043341453. The reversal of 20444043341445 is 54414334044402.

It is an interprime number because it is at equal distance from previous prime (20444043341437) and next prime (20444043341453).

It is not a de Polignac number, because 20444043341445 - 2³ = 20444043341437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20444043341397 and 20444043341406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 575368330 + ... + 575403860.

It is an arithmetic number, because the mean of its divisors is an integer number (1022777640612).

Almost surely, 2^{20444043341445} is an apocalyptic number.

It is an amenable number.

20444043341445 is a deficient number, since it is larger than the sum of its proper divisors (12284841158139).

20444043341445 is a wasteful number, since it uses less digits than its factorization.

20444043341445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56053.

The product of its (nonzero) digits is 1474560, while the sum is 42.

Adding to 20444043341445 its reverse (54414334044402), we get a palindrome (74858377385847).

The spelling of 20444043341445 in words is "twenty trillion, four hundred forty-four billion, forty-three million, three hundred forty-one thousand, four hundred forty-five".