444404000135 has 4 divisors (see below), whose sum is σ = 533284800168. Its totient is φ = 355523200104.

The previous prime is 444404000119. The next prime is 444404000147. The reversal of 444404000135 is 531000404444.

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

It is a cyclic number.

It is not a de Polignac number, because 444404000135 - 2⁴ = 444404000119 is a prime.

It is a super-3 number, since 3×444404000135³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 444404000098 and 444404000107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44440400009 + ... + 44440400018.

It is an arithmetic number, because the mean of its divisors is an integer number (133321200042).

Almost surely, 2^444404000135 is an apocalyptic number.

444404000135 is a deficient number, since it is larger than the sum of its proper divisors (88880800033).

444404000135 is an equidigital number, since it uses as much as digits as its factorization.

444404000135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88880800032.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 444404000135 its reverse (531000404444), we get a palindrome (975404404579).

The spelling of 444404000135 in words is "four hundred forty-four billion, four hundred four million, one hundred thirty-five", and thus it is an aban number.