48189918816 has 96 divisors (see below), whose sum is σ = 151365805920. Its totient is φ = 14827663872.

The previous prime is 48189918781. The next prime is 48189918817. The reversal of 48189918816 is 61881998184.

48189918816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (96).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48189918817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2133975 + ... + 2156438.

It is an arithmetic number, because the mean of its divisors is an integer number (1576727145).

Almost surely, 2^48189918816 is an apocalyptic number.

It is an amenable number.

48189918816 is an abundant number, since it is smaller than the sum of its proper divisors (103175887104).

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

48189918816 is a wasteful number, since it uses less digits than its factorization.

48189918816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4290445 (or 4290431 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 63.

The spelling of 48189918816 in words is "forty-eight billion, one hundred eighty-nine million, nine hundred eighteen thousand, eight hundred sixteen".