44396538552 has 24 divisors (see below), whose sum is σ = 120240625440. Its totient is φ = 14798846160.

The previous prime is 44396538521. The next prime is 44396538559. The reversal of 44396538552 is 25583569344.

It is a happy number.

44396538552 is a `hidden beast` number, since 4 + 4 + 39 + 6 + 53 + 8 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44396538559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 308309224 + ... + 308309367.

It is an arithmetic number, because the mean of its divisors is an integer number (5010026060).

Almost surely, 2^44396538552 is an apocalyptic number.

It is an amenable number.

44396538552 is an abundant number, since it is smaller than the sum of its proper divisors (75844086888).

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

44396538552 is a wasteful number, since it uses less digits than its factorization.

44396538552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616618603 (or 616618596 counting only the distinct ones).

The product of its digits is 15552000, while the sum is 54.

The spelling of 44396538552 in words is "forty-four billion, three hundred ninety-six million, five hundred thirty-eight thousand, five hundred fifty-two".