136825183577 has 2 divisors, whose sum is σ = 136825183578. Its totient is φ = 136825183576.

The previous prime is 136825183549. The next prime is 136825183589. The reversal of 136825183577 is 775381528631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101193335881 + 35631847696 = 318109^2 + 188764^2 .

It is a cyclic number.

It is not a de Polignac number, because 136825183577 - 2¹⁰ = 136825182553 is a prime.

It is a super-2 number, since 2×136825183577² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (136825183597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68412591788 + 68412591789.

It is an arithmetic number, because the mean of its divisors is an integer number (68412591789).

Almost surely, 2^136825183577 is an apocalyptic number.

It is an amenable number.

136825183577 is a deficient number, since it is larger than the sum of its proper divisors (1).

136825183577 is an equidigital number, since it uses as much as digits as its factorization.

136825183577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8467200, while the sum is 56.

The spelling of 136825183577 in words is "one hundred thirty-six billion, eight hundred twenty-five million, one hundred eighty-three thousand, five hundred seventy-seven".