368687949786269 has 2 divisors, whose sum is σ = 368687949786270. Its totient is φ = 368687949786268.

The previous prime is 368687949786263. The next prime is 368687949786301. The reversal of 368687949786269 is 962687949786863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 212015790020644 + 156672159765625 = 14560762^2 + 12516875^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-368687949786269 is a prime.

It is a super-2 number, since 2×368687949786269² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368687949786263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184343974893134 + 184343974893135.

It is an arithmetic number, because the mean of its divisors is an integer number (184343974893135).

Almost surely, 2^{368687949786269} is an apocalyptic number.

It is an amenable number.

368687949786269 is a deficient number, since it is larger than the sum of its proper divisors (1).

368687949786269 is an equidigital number, since it uses as much as digits as its factorization.

368687949786269 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 568865783808, while the sum is 98.

The spelling of 368687949786269 in words is "three hundred sixty-eight trillion, six hundred eighty-seven billion, nine hundred forty-nine million, seven hundred eighty-six thousand, two hundred sixty-nine".