3836205665723 has 2 divisors, whose sum is σ = 3836205665724. Its totient is φ = 3836205665722.

The previous prime is 3836205665717. The next prime is 3836205665729. The reversal of 3836205665723 is 3275665026383.

It is a balanced prime because it is at equal distance from previous prime (3836205665717) and next prime (3836205665729).

It is a cyclic number.

It is not a de Polignac number, because 3836205665723 - 2³⁶ = 3767486188987 is a prime.

It is a super-2 number, since 2×3836205665723² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3836205665729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1918102832861 + 1918102832862.

It is an arithmetic number, because the mean of its divisors is an integer number (1918102832862).

Almost surely, 2^{3836205665723} is an apocalyptic number.

3836205665723 is a deficient number, since it is larger than the sum of its proper divisors (1).

3836205665723 is an equidigital number, since it uses as much as digits as its factorization.

3836205665723 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32659200, while the sum is 56.

The spelling of 3836205665723 in words is "three trillion, eight hundred thirty-six billion, two hundred five million, six hundred sixty-five thousand, seven hundred twenty-three".