152284268505581 has 2 divisors, whose sum is σ = 152284268505582. Its totient is φ = 152284268505580.

The previous prime is 152284268505541. The next prime is 152284268505619. The reversal of 152284268505581 is 185505862482251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 85021142517481 + 67263125988100 = 9220691^2 + 8201410^2 .

It is a cyclic number.

It is not a de Polignac number, because 152284268505581 - 2⁶ = 152284268505517 is a prime.

It is a super-2 number, since 2×152284268505581² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152284268505541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76142134252790 + 76142134252791.

It is an arithmetic number, because the mean of its divisors is an integer number (76142134252791).

Almost surely, 2^{152284268505581} is an apocalyptic number.

It is an amenable number.

152284268505581 is a deficient number, since it is larger than the sum of its proper divisors (1).

152284268505581 is an equidigital number, since it uses as much as digits as its factorization.

152284268505581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61440000, while the sum is 62.

The spelling of 152284268505581 in words is "one hundred fifty-two trillion, two hundred eighty-four billion, two hundred sixty-eight million, five hundred five thousand, five hundred eighty-one".