44442332001 has 6 divisors (see below), whose sum is σ = 64194479570. Its totient is φ = 29628221328.

The previous prime is 44442331993. The next prime is 44442332009. The reversal of 44442332001 is 10023324444.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (44442331993) and next prime (44442332009).

It can be written as a sum of positive squares in only one way, i.e., 36720140625 + 7722191376 = 191625^2 + 87876^2 .

It is not a de Polignac number, because 44442332001 - 2³ = 44442331993 is a prime.

It is a super-3 number, since 3×44442332001³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44442332009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2469018436 + ... + 2469018453.

Almost surely, 2^44442332001 is an apocalyptic number.

It is an amenable number.

44442332001 is a deficient number, since it is larger than the sum of its proper divisors (19752147569).

44442332001 is a wasteful number, since it uses less digits than its factorization.

44442332001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4938036895 (or 4938036892 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 44442332001 its reverse (10023324444), we get a palindrome (54465656445).

The spelling of 44442332001 in words is "forty-four billion, four hundred forty-two million, three hundred thirty-two thousand, one".