63266120448 has 72 divisors (see below), whose sum is σ = 169135669248. Its totient is φ = 20994081792.

The previous prime is 63266120441. The next prime is 63266120471. The reversal of 63266120448 is 84402166236.

It is not an unprimeable number, because it can be changed into a prime (63266120441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13440 + ... + 355967.

Almost surely, 2^63266120448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63266120448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84567834624).

63266120448 is an abundant number, since it is smaller than the sum of its proper divisors (105869548800).

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

63266120448 is a wasteful number, since it uses less digits than its factorization.

63266120448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369649 (or 369635 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 42.

The spelling of 63266120448 in words is "sixty-three billion, two hundred sixty-six million, one hundred twenty thousand, four hundred forty-eight".