44644026427 has 16 divisors (see below), whose sum is σ = 59941631232. Its totient is φ = 32111586720.

The previous prime is 44644026403. The next prime is 44644026437. The reversal of 44644026427 is 72462044644.

It is a cyclic number.

It is not a de Polignac number, because 44644026427 - 2¹¹ = 44644024379 is a prime.

It is a super-2 number, since 2×44644026427² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44644026437) 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, 22298713 + ... + 22300714.

It is an arithmetic number, because the mean of its divisors is an integer number (3746351952).

Almost surely, 2^44644026427 is an apocalyptic number.

44644026427 is a deficient number, since it is larger than the sum of its proper divisors (15297604805).

44644026427 is a wasteful number, since it uses less digits than its factorization.

44644026427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44599458.

The product of its (nonzero) digits is 1032192, while the sum is 43.

The spelling of 44644026427 in words is "forty-four billion, six hundred forty-four million, twenty-six thousand, four hundred twenty-seven".