444872909252 has 6 divisors (see below), whose sum is σ = 778527591198. Its totient is φ = 222436454624.

The previous prime is 444872909251. The next prime is 444872909363. The reversal of 444872909252 is 252909278444.

It can be written as a sum of positive squares in only one way, i.e., 337089392836 + 107783516416 = 580594^2 + 328304^2 .

It is not an unprimeable number, because it can be changed into a prime (444872909251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55609113653 + ... + 55609113660.

It is an arithmetic number, because the mean of its divisors is an integer number (129754598533).

Almost surely, 2^444872909252 is an apocalyptic number.

It is an amenable number.

444872909252 is a deficient number, since it is larger than the sum of its proper divisors (333654681946).

444872909252 is a wasteful number, since it uses less digits than its factorization.

444872909252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111218227317 (or 111218227315 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 56.

The spelling of 444872909252 in words is "four hundred forty-four billion, eight hundred seventy-two million, nine hundred nine thousand, two hundred fifty-two".