20022466752 has 168 divisors, whose sum is σ = 59586967440. Its totient is φ = 6420449280.

The previous prime is 20022466691. The next prime is 20022466769. The reversal of 20022466752 is 25766422002.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4892227 + ... + 4896317.

It is an arithmetic number, because the mean of its divisors is an integer number (354684330).

Almost surely, 2^20022466752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20022466752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29793483720).

20022466752 is an abundant number, since it is smaller than the sum of its proper divisors (39564500688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20022466752 is a wasteful number, since it uses less digits than its factorization.

20022466752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4431 (or 4418 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

Adding to 20022466752 its reverse (25766422002), we get a palindrome (45788888754).

The spelling of 20022466752 in words is "twenty billion, twenty-two million, four hundred sixty-six thousand, seven hundred fifty-two".