6866562434153 has 2 divisors, whose sum is σ = 6866562434154. Its totient is φ = 6866562434152.

The previous prime is 6866562434129. The next prime is 6866562434209. The reversal of 6866562434153 is 3514342656686.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3892444893184 + 2974117540969 = 1972928^2 + 1724563^2 .

It is a cyclic number.

It is not a de Polignac number, because 6866562434153 - 2²⁴ = 6866545656937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6866562434092 and 6866562434101.

It is not a weakly prime, because it can be changed into another prime (6866562434113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3433281217076 + 3433281217077.

It is an arithmetic number, because the mean of its divisors is an integer number (3433281217077).

Almost surely, 2^{6866562434153} is an apocalyptic number.

It is an amenable number.

6866562434153 is a deficient number, since it is larger than the sum of its proper divisors (1).

6866562434153 is an equidigital number, since it uses as much as digits as its factorization.

6866562434153 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 74649600, while the sum is 59.

The spelling of 6866562434153 in words is "six trillion, eight hundred sixty-six billion, five hundred sixty-two million, four hundred thirty-four thousand, one hundred fifty-three".