20116756002433 has 4 divisors (see below), whose sum is σ = 21175532634160. Its totient is φ = 19057979370708.

The previous prime is 20116756002407. The next prime is 20116756002439. The reversal of 20116756002433 is 33420065761102.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20116756002433 - 2²⁹ = 20116219131521 is a prime.

It is a super-2 number, since 2×20116756002433² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20116756002439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 529388315835 + ... + 529388315872.

It is an arithmetic number, because the mean of its divisors is an integer number (5293883158540).

Almost surely, 2^{20116756002433} is an apocalyptic number.

It is an amenable number.

20116756002433 is a deficient number, since it is larger than the sum of its proper divisors (1058776631727).

20116756002433 is a wasteful number, since it uses less digits than its factorization.

20116756002433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1058776631726.

The product of its (nonzero) digits is 181440, while the sum is 40.

It can be divided in two parts, 2011675 and 6002433, that added together give a palindrome (8014108).

The spelling of 20116756002433 in words is "twenty trillion, one hundred sixteen billion, seven hundred fifty-six million, two thousand, four hundred thirty-three".