48491823648 has 48 divisors (see below), whose sum is σ = 127544227776. Its totient is φ = 16131790080.

The previous prime is 48491823643. The next prime is 48491823671. The reversal of 48491823648 is 84632819484.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-4 number, since 4×48491823648⁴ (a number of 44 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (48491823643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453823 + ... + 550398.

It is an arithmetic number, because the mean of its divisors is an integer number (2657171412).

Almost surely, 2^48491823648 is an apocalyptic number.

48491823648 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

48491823648 is an abundant number, since it is smaller than the sum of its proper divisors (79052404128).

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

48491823648 is a wasteful number, since it uses less digits than its factorization.

48491823648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1004737 (or 1004729 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 57.

The spelling of 48491823648 in words is "forty-eight billion, four hundred ninety-one million, eight hundred twenty-three thousand, six hundred forty-eight".