44068406321 has 4 divisors (see below), whose sum is σ = 44070400500. Its totient is φ = 44066412144.

The previous prime is 44068406311. The next prime is 44068406353. The reversal of 44068406321 is 12360486044.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9272727025 + 34795679296 = 96295^2 + 186536^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44068406321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44068406311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963566 + ... + 1008263.

It is an arithmetic number, because the mean of its divisors is an integer number (11017600125).

Almost surely, 2^44068406321 is an apocalyptic number.

It is an amenable number.

44068406321 is a deficient number, since it is larger than the sum of its proper divisors (1994179).

44068406321 is a wasteful number, since it uses less digits than its factorization.

44068406321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994178.

The product of its (nonzero) digits is 110592, while the sum is 38.

The spelling of 44068406321 in words is "forty-four billion, sixty-eight million, four hundred six thousand, three hundred twenty-one".