48443121012 has 288 divisors, whose sum is σ = 141630572160. Its totient is φ = 12765772800.

The previous prime is 48443120983. The next prime is 48443121053. The reversal of 48443121012 is 21012134484.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 105082462 + ... + 105082922.

It is an arithmetic number, because the mean of its divisors is an integer number (491772820).

Almost surely, 2^48443121012 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 48443121012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70815286080).

48443121012 is an abundant number, since it is smaller than the sum of its proper divisors (93187451148).

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

48443121012 is a wasteful number, since it uses less digits than its factorization.

48443121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815 (or 802 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 48443121012 its reverse (21012134484), we get a palindrome (69455255496).

The spelling of 48443121012 in words is "forty-eight billion, four hundred forty-three million, one hundred twenty-one thousand, twelve".