948168777653 has 2 divisors, whose sum is σ = 948168777654. Its totient is φ = 948168777652.

The previous prime is 948168777599. The next prime is 948168777683. The reversal of 948168777653 is 356777861849.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 804067303204 + 144101474449 = 896698^2 + 379607^2 .

It is a cyclic number.

It is not a de Polignac number, because 948168777653 - 2²⁰ = 948167729077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (948168777683) 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, 474084388826 + 474084388827.

It is an arithmetic number, because the mean of its divisors is an integer number (474084388827).

Almost surely, 2^948168777653 is an apocalyptic number.

It is an amenable number.

948168777653 is a deficient number, since it is larger than the sum of its proper divisors (1).

948168777653 is an equidigital number, since it uses as much as digits as its factorization.

948168777653 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 426746880, while the sum is 71.

The spelling of 948168777653 in words is "nine hundred forty-eight billion, one hundred sixty-eight million, seven hundred seventy-seven thousand, six hundred fifty-three".