48391378776 has 128 divisors (see below), whose sum is σ = 144846374400. Its totient is φ = 14880827520.

The previous prime is 48391378769. The next prime is 48391378801. The reversal of 48391378776 is 67787319384.

48391378776 is a `hidden beast` number, since 483 + 9 + 1 + 3 + 7 + 87 + 76 = 666.

48391378776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5979805 + ... + 5987891.

It is an arithmetic number, because the mean of its divisors is an integer number (1131612300).

Almost surely, 2^48391378776 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 48391378776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72423187200).

48391378776 is an abundant number, since it is smaller than the sum of its proper divisors (96454995624).

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

48391378776 is a wasteful number, since it uses less digits than its factorization.

48391378776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10246 (or 10236 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 63.

The spelling of 48391378776 in words is "forty-eight billion, three hundred ninety-one million, three hundred seventy-eight thousand, seven hundred seventy-six".