44423571361 has 27 divisors (see below), whose sum is σ = 49800637107. Its totient is φ = 39607710480.

The previous prime is 44423571347. The next prime is 44423571391. The reversal of 44423571361 is 16317532444.

The square root of 44423571361 is 210769.

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

It can be written as a sum of positive squares in only one way, i.e., 6571534225 + 37852037136 = 81065^2 + 194556^2 .

It is not a de Polignac number, because 44423571361 - 2³⁵ = 10063832993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44423571341) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 84939646 + ... + 84940168.

It is an arithmetic number, because the mean of its divisors is an integer number (1844468041).

Almost surely, 2^44423571361 is an apocalyptic number.

44423571361 is the 210769-th square number.

44423571361 is the 105385-th centered octagonal number.

It is an amenable number.

44423571361 is a deficient number, since it is larger than the sum of its proper divisors (5377065746).

44423571361 is an frugal number, since it uses more digits than its factorization.

44423571361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134 (or 567 counting only the distinct ones).

The product of its digits is 241920, while the sum is 40.

The spelling of 44423571361 in words is "forty-four billion, four hundred twenty-three million, five hundred seventy-one thousand, three hundred sixty-one".