253355112215022 has 32 divisors (see below), whose sum is σ = 508304642630400. Its totient is φ = 84186273330368.

The previous prime is 253355112215011. The next prime is 253355112215039. The reversal of 253355112215022 is 220512211553352.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34886343 + ... + 41518274.

It is an arithmetic number, because the mean of its divisors is an integer number (15884520082200).

Almost surely, 2^{253355112215022} is an apocalyptic number.

253355112215022 is an abundant number, since it is smaller than the sum of its proper divisors (254949530415378).

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

253355112215022 is a wasteful number, since it uses less digits than its factorization.

253355112215022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76406360.

The product of its (nonzero) digits is 180000, while the sum is 39.

Adding to 253355112215022 its reverse (220512211553352), we get a palindrome (473867323768374).

The spelling of 253355112215022 in words is "two hundred fifty-three trillion, three hundred fifty-five billion, one hundred twelve million, two hundred fifteen thousand, twenty-two".