634063462943 has 2 divisors, whose sum is σ = 634063462944. Its totient is φ = 634063462942.

The previous prime is 634063462891. The next prime is 634063462993. The reversal of 634063462943 is 349264360436.

It is an a-pointer prime, because the next prime (634063462993) can be obtained adding 634063462943 to its sum of digits (50).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 634063462943 - 2¹⁰ = 634063461919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 634063462891 and 634063462900.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (634063462993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317031731471 + 317031731472.

It is an arithmetic number, because the mean of its divisors is an integer number (317031731472).

Almost surely, 2^634063462943 is an apocalyptic number.

634063462943 is a deficient number, since it is larger than the sum of its proper divisors (1).

634063462943 is an equidigital number, since it uses as much as digits as its factorization.

634063462943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6718464, while the sum is 50.

The spelling of 634063462943 in words is "six hundred thirty-four billion, sixty-three million, four hundred sixty-two thousand, nine hundred forty-three".