63988514480 has 80 divisors (see below), whose sum is σ = 162337824000. Its totient is φ = 23262862080.

The previous prime is 63988514477. The next prime is 63988514531. The reversal of 63988514480 is 8441588936.

It is a happy number.

63988514480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5607821 + ... + 5619219.

It is an arithmetic number, because the mean of its divisors is an integer number (2029222800).

Almost surely, 2^63988514480 is an apocalyptic number.

It is an amenable number.

63988514480 is an abundant number, since it is smaller than the sum of its proper divisors (98349309520).

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

63988514480 is a wasteful number, since it uses less digits than its factorization.

63988514480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17802 (or 17796 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 56.

The spelling of 63988514480 in words is "sixty-three billion, nine hundred eighty-eight million, five hundred fourteen thousand, four hundred eighty".