10204056635623 has 2 divisors, whose sum is σ = 10204056635624. Its totient is φ = 10204056635622.

The previous prime is 10204056635527. The next prime is 10204056635629. The reversal of 10204056635623 is 32653665040201.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10204056635623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10204056635623.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10204056635629) 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, 5102028317811 + 5102028317812.

It is an arithmetic number, because the mean of its divisors is an integer number (5102028317812).

Almost surely, 2^{10204056635623} is an apocalyptic number.

10204056635623 is a deficient number, since it is larger than the sum of its proper divisors (1).

10204056635623 is an equidigital number, since it uses as much as digits as its factorization.

10204056635623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 777600, while the sum is 43.

The spelling of 10204056635623 in words is "ten trillion, two hundred four billion, fifty-six million, six hundred thirty-five thousand, six hundred twenty-three".