253342056330 has 192 divisors, whose sum is σ = 725853892608. Its totient is φ = 60796308480.

The previous prime is 253342056329. The next prime is 253342056343. The reversal of 253342056330 is 33650243352.

253342056330 is a `hidden beast` number, since 2 + 53 + 3 + 42 + 0 + 563 + 3 + 0 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 51943852 + ... + 51948728.

It is an arithmetic number, because the mean of its divisors is an integer number (3780489024).

Almost surely, 2^253342056330 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 253342056330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362926946304).

253342056330 is an abundant number, since it is smaller than the sum of its proper divisors (472511836278).

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

253342056330 is a wasteful number, since it uses less digits than its factorization.

253342056330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5421 (or 5418 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 36.

Adding to 253342056330 its reverse (33650243352), we get a palindrome (286992299682).

The spelling of 253342056330 in words is "two hundred fifty-three billion, three hundred forty-two million, fifty-six thousand, three hundred thirty".