52368301440 has 1280 divisors, whose sum is σ = 244087240320. Its totient is φ = 10383261696.

The previous prime is 52368301439. The next prime is 52368301441. The reversal of 52368301440 is 4410386325.

52368301440 is a `hidden beast` number, since 523 + 6 + 83 + 0 + 14 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (52368301439) and next prime (52368301441).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 52368301395 and 52368301404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52368301441) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 80196154 + ... + 80196806.

Almost surely, 2^52368301440 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 52368301440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122043620160).

52368301440 is an abundant number, since it is smaller than the sum of its proper divisors (191718938880).

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

52368301440 is a wasteful number, since it uses less digits than its factorization.

52368301440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

Adding to 52368301440 its reverse (4410386325), we get a palindrome (56778687765).

The spelling of 52368301440 in words is "fifty-two billion, three hundred sixty-eight million, three hundred one thousand, four hundred forty".