993253222352398 has 16 divisors (see below), whose sum is σ = 1702720667134944. Its totient is φ = 425679738089760.

The previous prime is 993253222352387. The next prime is 993253222352491. The reversal of 993253222352398 is 893253222352399.

It is a super-3 number, since 3×993253222352398³ (a number of 46 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12741988 + ... + 46355848.

It is an arithmetic number, because the mean of its divisors is an integer number (106420041695934).

Almost surely, 2^{993253222352398} is an apocalyptic number.

993253222352398 is a deficient number, since it is larger than the sum of its proper divisors (709467444782546).

993253222352398 is a wasteful number, since it uses less digits than its factorization.

993253222352398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35724507.

The product of its digits is 377913600, while the sum is 67.

Subtracting from 993253222352398 its reverse (893253222352399), we obtain a palindrome (99999999999999).

The spelling of 993253222352398 in words is "nine hundred ninety-three trillion, two hundred fifty-three billion, two hundred twenty-two million, three hundred fifty-two thousand, three hundred ninety-eight".