10204253166643 has 2 divisors, whose sum is σ = 10204253166644. Its totient is φ = 10204253166642.

The previous prime is 10204253166449. The next prime is 10204253166647. The reversal of 10204253166643 is 34666135240201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10204253166643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10204253166643.

It is not a weakly prime, because it can be changed into another prime (10204253166647) 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, 5102126583321 + 5102126583322.

It is an arithmetic number, because the mean of its divisors is an integer number (5102126583322).

Almost surely, 2^{10204253166643} is an apocalyptic number.

10204253166643 is a deficient number, since it is larger than the sum of its proper divisors (1).

10204253166643 is an equidigital number, since it uses as much as digits as its factorization.

10204253166643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 10204253166643 in words is "ten trillion, two hundred four billion, two hundred fifty-three million, one hundred sixty-six thousand, six hundred forty-three".