63488666688436 has 24 divisors (see below), whose sum is σ = 122317614730080. Its totient is φ = 28593728114400.

The previous prime is 63488666688413. The next prime is 63488666688451.

63488666688436 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×63488666688436² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 63488666688436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6618913750 + ... + 6618923341.

It is an arithmetic number, because the mean of its divisors is an integer number (5096567280420).

Almost surely, 2^{63488666688436} is an apocalyptic number.

It is an amenable number.

63488666688436 is a deficient number, since it is larger than the sum of its proper divisors (58828948041644).

63488666688436 is a wasteful number, since it uses less digits than its factorization.

63488666688436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13237837215 (or 13237837213 counting only the distinct ones).

The product of its digits is 27518828544, while the sum is 82.

The spelling of 63488666688436 in words is "sixty-three trillion, four hundred eighty-eight billion, six hundred sixty-six million, six hundred eighty-eight thousand, four hundred thirty-six".