963913979485477 has 2 divisors, whose sum is σ = 963913979485478. Its totient is φ = 963913979485476.

The previous prime is 963913979485439. The next prime is 963913979485489. The reversal of 963913979485477 is 774584979319369.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 955908254430756 + 8005725054721 = 30917766^2 + 2829439^2 .

It is a cyclic number.

It is not a de Polignac number, because 963913979485477 - 2³¹ = 963911832001829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 963913979485391 and 963913979485400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (963913979465477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 481956989742738 + 481956989742739.

It is an arithmetic number, because the mean of its divisors is an integer number (481956989742739).

Almost surely, 2^{963913979485477} is an apocalyptic number.

It is an amenable number.

963913979485477 is a deficient number, since it is larger than the sum of its proper divisors (1).

963913979485477 is an equidigital number, since it uses as much as digits as its factorization.

963913979485477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 77774618880, while the sum is 91.

The spelling of 963913979485477 in words is "nine hundred sixty-three trillion, nine hundred thirteen billion, nine hundred seventy-nine million, four hundred eighty-five thousand, four hundred seventy-seven".