572144121164 has 144 divisors (see below), whose sum is σ = 1281591511200. Its totient is φ = 220993920000.

The previous prime is 572144121149. The next prime is 572144121209. The reversal of 572144121164 is 461121441275.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 136190264 + ... + 136194464.

It is an arithmetic number, because the mean of its divisors is an integer number (8899941050).

Almost surely, 2^572144121164 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 572144121164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (640795755600).

572144121164 is an abundant number, since it is smaller than the sum of its proper divisors (709447390036).

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

572144121164 is a wasteful number, since it uses less digits than its factorization.

572144121164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4760 (or 4751 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

It can be divided in two parts, 5721441211 and 64, that added together give a palindrome (5721441275).

The spelling of 572144121164 in words is "five hundred seventy-two billion, one hundred forty-four million, one hundred twenty-one thousand, one hundred sixty-four".