63168426913984 has 28 divisors (see below), whose sum is σ = 143256968180944. Its totient is φ = 27072182962944.

The previous prime is 63168426913951. The next prime is 63168426914009. The reversal of 63168426913984 is 48931962486136.

It is a tau number, because it is divible by the number of its divisors (28).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70500476019 + ... + 70500476914.

Almost surely, 2^{63168426913984} is an apocalyptic number.

63168426913984 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

63168426913984 is an abundant number, since it is smaller than the sum of its proper divisors (80088541266960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63168426913984 is a wasteful number, since it uses less digits than its factorization.

63168426913984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141000952952 (or 141000952942 counting only the distinct ones).

The product of its digits is 322486272, while the sum is 70.

The spelling of 63168426913984 in words is "sixty-three trillion, one hundred sixty-eight billion, four hundred twenty-six million, nine hundred thirteen thousand, nine hundred eighty-four".