444641253553064 has 16 divisors (see below), whose sum is σ = 833843012277600. Its totient is φ = 222283116945712.

The previous prime is 444641253552917. The next prime is 444641253553067. The reversal of 444641253553064 is 460355352146444.

It is a super-2 number, since 2×444641253553064² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (444641253553067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4688678474 + ... + 4688773305.

It is an arithmetic number, because the mean of its divisors is an integer number (52115188267350).

Almost surely, 2^{444641253553064} is an apocalyptic number.

It is an amenable number.

444641253553064 is a deficient number, since it is larger than the sum of its proper divisors (389201758724536).

444641253553064 is a wasteful number, since it uses less digits than its factorization.

444641253553064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9377457712 (or 9377457708 counting only the distinct ones).

The product of its (nonzero) digits is 82944000, while the sum is 56.

The spelling of 444641253553064 in words is "four hundred forty-four trillion, six hundred forty-one billion, two hundred fifty-three million, five hundred fifty-three thousand, sixty-four".