8137812427333 has 2 divisors, whose sum is σ = 8137812427334. Its totient is φ = 8137812427332.

The previous prime is 8137812427273. The next prime is 8137812427399. The reversal of 8137812427333 is 3337242187318.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5719669245889 + 2418143181444 = 2391583^2 + 1555038^2 .

It is a cyclic number.

It is not a de Polignac number, because 8137812427333 - 2¹⁷ = 8137812296261 is a prime.

It is a super-2 number, since 2×8137812427333² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8137812427733) 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, 4068906213666 + 4068906213667.

It is an arithmetic number, because the mean of its divisors is an integer number (4068906213667).

Almost surely, 2^{8137812427333} is an apocalyptic number.

It is an amenable number.

8137812427333 is a deficient number, since it is larger than the sum of its proper divisors (1).

8137812427333 is an equidigital number, since it uses as much as digits as its factorization.

8137812427333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4064256, while the sum is 52.

The spelling of 8137812427333 in words is "eight trillion, one hundred thirty-seven billion, eight hundred twelve million, four hundred twenty-seven thousand, three hundred thirty-three".