63441711697 has 16 divisors (see below), whose sum is σ = 78406125952. Its totient is φ = 49987342080.

The previous prime is 63441711689. The next prime is 63441711713. The reversal of 63441711697 is 79611714436.

It is not a de Polignac number, because 63441711697 - 2³ = 63441711689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63441711697.

It is not an unprimeable number, because it can be changed into a prime (63441711617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1424463 + ... + 1468324.

It is an arithmetic number, because the mean of its divisors is an integer number (4900382872).

Almost surely, 2^63441711697 is an apocalyptic number.

It is an amenable number.

63441711697 is a deficient number, since it is larger than the sum of its proper divisors (14964414255).

63441711697 is a wasteful number, since it uses less digits than its factorization.

63441711697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893048.

The product of its digits is 762048, while the sum is 49.

The spelling of 63441711697 in words is "sixty-three billion, four hundred forty-one million, seven hundred eleven thousand, six hundred ninety-seven".