52111402224 has 160 divisors (see below), whose sum is σ = 155220065280. Its totient is φ = 14757120000.

The previous prime is 52111402157. The next prime is 52111402337. The reversal of 52111402224 is 42220411125.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 52111402194 and 52111402203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30491482 + ... + 30493190.

It is an arithmetic number, because the mean of its divisors is an integer number (970125408).

Almost surely, 2^52111402224 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 52111402224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77610032640).

52111402224 is an abundant number, since it is smaller than the sum of its proper divisors (103108663056).

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

52111402224 is a wasteful number, since it uses less digits than its factorization.

52111402224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2479 (or 2473 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 52111402224 its reverse (42220411125), we get a palindrome (94331813349).

The spelling of 52111402224 in words is "fifty-two billion, one hundred eleven million, four hundred two thousand, two hundred twenty-four".