52297286244 has 144 divisors (see below), whose sum is σ = 143296183296. Its totient is φ = 14800968000.

The previous prime is 52297286189. The next prime is 52297286291. The reversal of 52297286244 is 44268279225.

It is a super-2 number, since 2×52297286244² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 44659779 + ... + 44660949.

It is an arithmetic number, because the mean of its divisors is an integer number (995112384).

Almost surely, 2^52297286244 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 52297286244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71648091648).

52297286244 is an abundant number, since it is smaller than the sum of its proper divisors (90998897052).

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

52297286244 is a wasteful number, since it uses less digits than its factorization.

52297286244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1846 (or 1837 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 51.

The spelling of 52297286244 in words is "fifty-two billion, two hundred ninety-seven million, two hundred eighty-six thousand, two hundred forty-four".