136966569863 has 2 divisors, whose sum is σ = 136966569864. Its totient is φ = 136966569862.

The previous prime is 136966569851. The next prime is 136966569917. The reversal of 136966569863 is 368965669631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 136966569863 - 2³⁴ = 119786700679 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136966569793 and 136966569802.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136966569823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68483284931 + 68483284932.

It is an arithmetic number, because the mean of its divisors is an integer number (68483284932).

Almost surely, 2^136966569863 is an apocalyptic number.

136966569863 is a deficient number, since it is larger than the sum of its proper divisors (1).

136966569863 is an equidigital number, since it uses as much as digits as its factorization.

136966569863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226748160, while the sum is 68.

The spelling of 136966569863 in words is "one hundred thirty-six billion, nine hundred sixty-six million, five hundred sixty-nine thousand, eight hundred sixty-three".