63497416361 has 2 divisors, whose sum is σ = 63497416362. Its totient is φ = 63497416360.

The previous prime is 63497416247. The next prime is 63497416387. The reversal of 63497416361 is 16361479436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62328118336 + 1169298025 = 249656^2 + 34195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63497416361 is a prime.

It is not a weakly prime, because it can be changed into another prime (63497416061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31748708180 + 31748708181.

It is an arithmetic number, because the mean of its divisors is an integer number (31748708181).

Almost surely, 2^63497416361 is an apocalyptic number.

It is an amenable number.

63497416361 is a deficient number, since it is larger than the sum of its proper divisors (1).

63497416361 is an equidigital number, since it uses as much as digits as its factorization.

63497416361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 50.

The spelling of 63497416361 in words is "sixty-three billion, four hundred ninety-seven million, four hundred sixteen thousand, three hundred sixty-one".