52143355244 has 24 divisors (see below), whose sum is σ = 93189852000. Its totient is φ = 25523484800.

The previous prime is 52143355217. The next prime is 52143355249. The reversal of 52143355244 is 44255334125.

It is a super-2 number, since 2×52143355244² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52143355198 and 52143355207.

It is not an unprimeable number, because it can be changed into a prime (52143355249) 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, 689144 + ... + 761055.

It is an arithmetic number, because the mean of its divisors is an integer number (3882910500).

Almost surely, 2^52143355244 is an apocalyptic number.

It is an amenable number.

52143355244 is a deficient number, since it is larger than the sum of its proper divisors (41046496756).

52143355244 is a wasteful number, since it uses less digits than its factorization.

52143355244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450393 (or 1450391 counting only the distinct ones).

The product of its digits is 288000, while the sum is 38.

Adding to 52143355244 its reverse (44255334125), we get a palindrome (96398689369).

The spelling of 52143355244 in words is "fifty-two billion, one hundred forty-three million, three hundred fifty-five thousand, two hundred forty-four".