52211145444 has 24 divisors (see below), whose sum is σ = 121904697600. Its totient is φ = 17392473504.

The previous prime is 52211145439. The next prime is 52211145449. The reversal of 52211145444 is 44454111225.

It is an interprime number because it is at equal distance from previous prime (52211145439) and next prime (52211145449).

It is not an unprimeable number, because it can be changed into a prime (52211145449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1385844 + ... + 1423019.

It is an arithmetic number, because the mean of its divisors is an integer number (5079362400).

Almost surely, 2^52211145444 is an apocalyptic number.

It is an amenable number.

52211145444 is an abundant number, since it is smaller than the sum of its proper divisors (69693552156).

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

52211145444 is a wasteful number, since it uses less digits than its factorization.

52211145444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2810419 (or 2810417 counting only the distinct ones).

The product of its digits is 25600, while the sum is 33.

Adding to 52211145444 its reverse (44454111225), we get a palindrome (96665256669).

The spelling of 52211145444 in words is "fifty-two billion, two hundred eleven million, one hundred forty-five thousand, four hundred forty-four".