20323240411352 has 16 divisors (see below), whose sum is σ = 38117789953440. Its totient is φ = 10158496423776.

The previous prime is 20323240411339. The next prime is 20323240411379. The reversal of 20323240411352 is 25311404232302.

It is a super-2 number, since 2×20323240411352² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 390445088 + ... + 390497135.

It is an arithmetic number, because the mean of its divisors is an integer number (2382361872090).

Almost surely, 2^{20323240411352} is an apocalyptic number.

It is an amenable number.

20323240411352 is a deficient number, since it is larger than the sum of its proper divisors (17794549542088).

20323240411352 is a wasteful number, since it uses less digits than its factorization.

20323240411352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 780945482 (or 780945478 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 20323240411352 its reverse (25311404232302), we get a palindrome (45634644643654).

The spelling of 20323240411352 in words is "twenty trillion, three hundred twenty-three billion, two hundred forty million, four hundred eleven thousand, three hundred fifty-two".