48205371771816 has 192 divisors, whose sum is σ = 140958522898560. Its totient is φ = 13697558784000.

The previous prime is 48205371771779. The next prime is 48205371771827. The reversal of 48205371771816 is 61817717350284.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 48205371771816.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 172027581 + ... + 172307571.

It is an arithmetic number, because the mean of its divisors is an integer number (734158973430).

Almost surely, 2^{48205371771816} 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 48205371771816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70479261449280).

48205371771816 is an abundant number, since it is smaller than the sum of its proper divisors (92753151126744).

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

48205371771816 is a wasteful number, since it uses less digits than its factorization.

48205371771816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280816 (or 280805 counting only the distinct ones).

The product of its (nonzero) digits is 15805440, while the sum is 60.

The spelling of 48205371771816 in words is "forty-eight trillion, two hundred five billion, three hundred seventy-one million, seven hundred seventy-one thousand, eight hundred sixteen".