253311321050613 has 12 divisors (see below), whose sum is σ = 418164720464608. Its totient is φ = 144749326314600.

The previous prime is 253311321050609. The next prime is 253311321050663. The reversal of 253311321050613 is 316050123113352.

253311321050613 is a `hidden beast` number, since 2 + 5 + 3 + 3 + 1 + 1 + 32 + 1 + 0 + 5 + 0 + 613 = 666.

It is not a de Polignac number, because 253311321050613 - 2² = 253311321050609 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253311321050663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2010407309863 + ... + 2010407309988.

Almost surely, 2^{253311321050613} is an apocalyptic number.

It is an amenable number.

253311321050613 is a deficient number, since it is larger than the sum of its proper divisors (164853399413995).

253311321050613 is a wasteful number, since it uses less digits than its factorization.

253311321050613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4020814619864 (or 4020814619861 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 36.

Adding to 253311321050613 its reverse (316050123113352), we get a palindrome (569361444163965).

The spelling of 253311321050613 in words is "two hundred fifty-three trillion, three hundred eleven billion, three hundred twenty-one million, fifty thousand, six hundred thirteen".