253431500024669 has 2 divisors, whose sum is σ = 253431500024670. Its totient is φ = 253431500024668.

The previous prime is 253431500024657. The next prime is 253431500024737. The reversal of 253431500024669 is 966420005134352.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 251702603759044 + 1728896265625 = 15865138^2 + 1314875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253431500024669 is a prime.

It is a super-2 number, since 2×253431500024669² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253431500024069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126715750012334 + 126715750012335.

It is an arithmetic number, because the mean of its divisors is an integer number (126715750012335).

Almost surely, 2^{253431500024669} is an apocalyptic number.

It is an amenable number.

253431500024669 is a deficient number, since it is larger than the sum of its proper divisors (1).

253431500024669 is an equidigital number, since it uses as much as digits as its factorization.

253431500024669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4665600, while the sum is 50.

The spelling of 253431500024669 in words is "two hundred fifty-three trillion, four hundred thirty-one billion, five hundred million, twenty-four thousand, six hundred sixty-nine".