44224044648 has 64 divisors (see below), whose sum is σ = 127349391360. Its totient is φ = 12535943616.

The previous prime is 44224044629. The next prime is 44224044649. The reversal of 44224044648 is 84644042244.

It is a super-2 number, since 2×44224044648² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (44224044649) 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, 1015036 + ... + 1057707.

It is an arithmetic number, because the mean of its divisors is an integer number (1989834240).

Almost surely, 2^44224044648 is an apocalyptic number.

It is an amenable number.

44224044648 is an abundant number, since it is smaller than the sum of its proper divisors (83125346712).

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

44224044648 is a wasteful number, since it uses less digits than its factorization.

44224044648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072886 (or 2072882 counting only the distinct ones).

The product of its (nonzero) digits is 786432, while the sum is 42.

The spelling of 44224044648 in words is "forty-four billion, two hundred twenty-four million, forty-four thousand, six hundred forty-eight".