44652338721 has 45 divisors (see below), whose sum is σ = 68138979139. Its totient is φ = 29140632144.

The previous prime is 44652338707. The next prime is 44652338749. The reversal of 44652338721 is 12783325644.

The square root of 44652338721 is 211311.

It is a perfect power (a square), and thus also a powerful number.

44652338721 is a `hidden beast` number, since 4 + 46 + 523 + 3 + 87 + 2 + 1 = 666.

44652338721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 32189742225 + 12462596496 = 179415^2 + 111636^2 .

It is not a de Polignac number, because 44652338721 - 2¹⁹ = 44651814433 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44652338021) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 100795126 + ... + 100795568.

Almost surely, 2^44652338721 is an apocalyptic number.

44652338721 is the 211311-st square number.

44652338721 is the 105656-th centered octagonal number.

It is an amenable number.

44652338721 is a deficient number, since it is larger than the sum of its proper divisors (23486640418).

44652338721 is an frugal number, since it uses more digits than its factorization.

44652338721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004 (or 499 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 44652338721 in words is "forty-four billion, six hundred fifty-two million, three hundred thirty-eight thousand, seven hundred twenty-one".