444423745232644 has 24 divisors (see below), whose sum is σ = 796876508292480. Its totient is φ = 216775543595616.

The previous prime is 444423745232639. The next prime is 444423745232657. The reversal of 444423745232644 is 446232547324444.

It is a super-3 number, since 3×444423745232644³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 3850033639 + ... + 3850149070.

It is an arithmetic number, because the mean of its divisors is an integer number (33203187845520).

Almost surely, 2^{444423745232644} is an apocalyptic number.

It is an amenable number.

444423745232644 is a deficient number, since it is larger than the sum of its proper divisors (352452763059836).

444423745232644 is a wasteful number, since it uses less digits than its factorization.

444423745232644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7700183067 (or 7700183065 counting only the distinct ones).

The product of its digits is 247726080, while the sum is 58.

The spelling of 444423745232644 in words is "four hundred forty-four trillion, four hundred twenty-three billion, seven hundred forty-five million, two hundred thirty-two thousand, six hundred forty-four".