133554629745869 has 2 divisors, whose sum is σ = 133554629745870. Its totient is φ = 133554629745868.

The previous prime is 133554629745853. The next prime is 133554629745991. The reversal of 133554629745869 is 968547926455331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90087376324969 + 43467253420900 = 9491437^2 + 6592970^2 .

It is a cyclic number.

It is not a de Polignac number, because 133554629745869 - 2⁴ = 133554629745853 is a prime.

It is a super-2 number, since 2×133554629745869² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 133554629745869.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133554629744869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66777314872934 + 66777314872935.

It is an arithmetic number, because the mean of its divisors is an integer number (66777314872935).

Almost surely, 2^{133554629745869} is an apocalyptic number.

It is an amenable number.

133554629745869 is a deficient number, since it is larger than the sum of its proper divisors (1).

133554629745869 is an equidigital number, since it uses as much as digits as its factorization.

133554629745869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5878656000, while the sum is 77.

The spelling of 133554629745869 in words is "one hundred thirty-three trillion, five hundred fifty-four billion, six hundred twenty-nine million, seven hundred forty-five thousand, eight hundred sixty-nine".