136036400435687 has 2 divisors, whose sum is σ = 136036400435688. Its totient is φ = 136036400435686.

The previous prime is 136036400435623. The next prime is 136036400435713. The reversal of 136036400435687 is 786534004630631.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 136036400435687 - 2⁶ = 136036400435623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136036450435687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68018200217843 + 68018200217844.

It is an arithmetic number, because the mean of its divisors is an integer number (68018200217844).

Almost surely, 2^{136036400435687} is an apocalyptic number.

136036400435687 is a deficient number, since it is larger than the sum of its proper divisors (1).

136036400435687 is an equidigital number, since it uses as much as digits as its factorization.

136036400435687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26127360, while the sum is 56.

The spelling of 136036400435687 in words is "one hundred thirty-six trillion, thirty-six billion, four hundred million, four hundred thirty-five thousand, six hundred eighty-seven".