48644228444 has 24 divisors (see below), whose sum is σ = 99273938400. Its totient is φ = 20847525888.

The previous prime is 48644228333. The next prime is 48644228471. The reversal of 48644228444 is 44482244684.

It is a super-2 number, since 2×48644228444² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 48644228392 and 48644228401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17726117 + ... + 17728860.

It is an arithmetic number, because the mean of its divisors is an integer number (4136414100).

Almost surely, 2^48644228444 is an apocalyptic number.

It is an amenable number.

48644228444 is an abundant number, since it is smaller than the sum of its proper divisors (50629709956).

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

48644228444 is a wasteful number, since it uses less digits than its factorization.

48644228444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35455002 (or 35454986 counting only the distinct ones).

The product of its digits is 6291456, while the sum is 50.

The spelling of 48644228444 in words is "forty-eight billion, six hundred forty-four million, two hundred twenty-eight thousand, four hundred forty-four".