20344562252552 has 16 divisors (see below), whose sum is σ = 38146102113600. Its totient is φ = 10172268355600.

The previous prime is 20344562252543. The next prime is 20344562252611. The reversal of 20344562252552 is 25525226544302.

It is a junction number, because it is equal to n+sod(n) for n = 20344562252497 and 20344562252506.

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, 11358677 + ... + 13027227.

It is an arithmetic number, because the mean of its divisors is an integer number (2384131382100).

Almost surely, 2^{20344562252552} is an apocalyptic number.

It is an amenable number.

20344562252552 is a deficient number, since it is larger than the sum of its proper divisors (17801539861048).

20344562252552 is a wasteful number, since it uses less digits than its factorization.

20344562252552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3192676 (or 3192672 counting only the distinct ones).

The product of its (nonzero) digits is 5760000, while the sum is 47.

Adding to 20344562252552 its reverse (25525226544302), we get a palindrome (45869788796854).

The spelling of 20344562252552 in words is "twenty trillion, three hundred forty-four billion, five hundred sixty-two million, two hundred fifty-two thousand, five hundred fifty-two".