20444511340234 has 32 divisors (see below), whose sum is σ = 32167539081216. Its totient is φ = 9733013872560.

The previous prime is 20444511340219. The next prime is 20444511340241. The reversal of 20444511340234 is 43204311544402.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20444511340193 and 20444511340202.

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, 428679 + ... + 6408805.

It is an arithmetic number, because the mean of its divisors is an integer number (1005235596288).

Almost surely, 2^{20444511340234} is an apocalyptic number.

20444511340234 is a deficient number, since it is larger than the sum of its proper divisors (11723027740982).

20444511340234 is a wasteful number, since it uses less digits than its factorization.

20444511340234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5981050.

The product of its (nonzero) digits is 184320, while the sum is 37.

Adding to 20444511340234 its reverse (43204311544402), we get a palindrome (63648822884636).

The spelling of 20444511340234 in words is "twenty trillion, four hundred forty-four billion, five hundred eleven million, three hundred forty thousand, two hundred thirty-four".