20765607303244 has 12 divisors (see below), whose sum is σ = 36679437199944. Its totient is φ = 10285768103264.

The previous prime is 20765607303109. The next prime is 20765607303253. The reversal of 20765607303244 is 44230370656702.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24258886609 + ... + 24258887464.

It is an arithmetic number, because the mean of its divisors is an integer number (3056619766662).

Almost surely, 2^{20765607303244} is an apocalyptic number.

It is an amenable number.

20765607303244 is a deficient number, since it is larger than the sum of its proper divisors (15913829896700).

20765607303244 is a wasteful number, since it uses less digits than its factorization.

20765607303244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48517774184 (or 48517774182 counting only the distinct ones).

The product of its (nonzero) digits is 5080320, while the sum is 49.

Adding to 20765607303244 its reverse (44230370656702), we get a palindrome (64995977959946).

The spelling of 20765607303244 in words is "twenty trillion, seven hundred sixty-five billion, six hundred seven million, three hundred three thousand, two hundred forty-four".