253622383728 has 80 divisors (see below), whose sum is σ = 788199909120. Its totient is φ = 68649666048.

The previous prime is 253622383723. The next prime is 253622383741. The reversal of 253622383728 is 827383226352.

It is a super-3 number, since 3×253622383728³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253622383723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19857525 + ... + 19870292.

It is an arithmetic number, because the mean of its divisors is an integer number (9852498864).

Almost surely, 2^253622383728 is an apocalyptic number.

253622383728 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

253622383728 is an abundant number, since it is smaller than the sum of its proper divisors (534577525392).

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

253622383728 is a wasteful number, since it uses less digits than its factorization.

253622383728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39727854 (or 39727848 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 51.

The spelling of 253622383728 in words is "two hundred fifty-three billion, six hundred twenty-two million, three hundred eighty-three thousand, seven hundred twenty-eight".