48133867648 has 64 divisors (see below), whose sum is σ = 99163584000. Its totient is φ = 23248558080.

The previous prime is 48133867637. The next prime is 48133867667. The reversal of 48133867648 is 84676833184.

It is a tau number, because it is divible by the number of its divisors (64).

It is a junction number, because it is equal to n+sod(n) for n = 48133867592 and 48133867601.

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, 2247133 + ... + 2268451.

It is an arithmetic number, because the mean of its divisors is an integer number (1549431000).

Almost surely, 2^48133867648 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 48133867648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49581792000).

48133867648 is an abundant number, since it is smaller than the sum of its proper divisors (51029716352).

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

48133867648 is a wasteful number, since it uses less digits than its factorization.

48133867648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21933 (or 21921 counting only the distinct ones).

The product of its digits is 18579456, while the sum is 58.

The spelling of 48133867648 in words is "forty-eight billion, one hundred thirty-three million, eight hundred sixty-seven thousand, six hundred forty-eight".