63463148668 has 6 divisors (see below), whose sum is σ = 111060510176. Its totient is φ = 31731574332.

The previous prime is 63463148663. The next prime is 63463148669. The reversal of 63463148668 is 86684136436.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63463148663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7932893580 + ... + 7932893587.

Almost surely, 2^63463148668 is an apocalyptic number.

It is an amenable number.

63463148668 is a deficient number, since it is larger than the sum of its proper divisors (47597361508).

63463148668 is a wasteful number, since it uses less digits than its factorization.

63463148668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15865787171 (or 15865787169 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 55.

The spelling of 63463148668 in words is "sixty-three billion, four hundred sixty-three million, one hundred forty-eight thousand, six hundred sixty-eight".