136548046829 has 2 divisors, whose sum is σ = 136548046830. Its totient is φ = 136548046828.

The previous prime is 136548046819. The next prime is 136548046841. The reversal of 136548046829 is 928640845631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132474160900 + 4073885929 = 363970^2 + 63827^2 .

It is an emirp because it is prime and its reverse (928640845631) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-136548046829 is a prime.

It is a super-3 number, since 3×136548046829³ (a number of 34 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136548046819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68274023414 + 68274023415.

It is an arithmetic number, because the mean of its divisors is an integer number (68274023415).

Almost surely, 2^136548046829 is an apocalyptic number.

It is an amenable number.

136548046829 is a deficient number, since it is larger than the sum of its proper divisors (1).

136548046829 is an equidigital number, since it uses as much as digits as its factorization.

136548046829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9953280, while the sum is 56.

The spelling of 136548046829 in words is "one hundred thirty-six billion, five hundred forty-eight million, forty-six thousand, eight hundred twenty-nine".