444515450545 has 8 divisors (see below), whose sum is σ = 540170674560. Its totient is φ = 351110937840.

The previous prime is 444515450539. The next prime is 444515450591. The reversal of 444515450545 is 545054515444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 444515450545 - 2⁷ = 444515450417 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444515450495 and 444515450504.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 562677391 + ... + 562678180.

It is an arithmetic number, because the mean of its divisors is an integer number (67521334320).

Almost surely, 2^444515450545 is an apocalyptic number.

It is an amenable number.

444515450545 is a deficient number, since it is larger than the sum of its proper divisors (95655224015).

444515450545 is a wasteful number, since it uses less digits than its factorization.

444515450545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125355655.

The product of its (nonzero) digits is 3200000, while the sum is 46.

Adding to 444515450545 its reverse (545054515444), we get a palindrome (989569965989).

The spelling of 444515450545 in words is "four hundred forty-four billion, five hundred fifteen million, four hundred fifty thousand, five hundred forty-five".