63448567020 has 36 divisors (see below), whose sum is σ = 192460653840. Its totient is φ = 16919617824.

The previous prime is 63448566971. The next prime is 63448567037. The reversal of 63448567020 is 2076584436.

63448567020 is a `hidden beast` number, since 63 + 4 + 4 + 8 + 567 + 0 + 20 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 176245840 + ... + 176246199.

Almost surely, 2^63448567020 is an apocalyptic number.

63448567020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63448567020 is an abundant number, since it is smaller than the sum of its proper divisors (129012086820).

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

63448567020 is a wasteful number, since it uses less digits than its factorization.

63448567020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352492054 (or 352492049 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 63448567020 in words is "sixty-three billion, four hundred forty-eight million, five hundred sixty-seven thousand, twenty".