444655668521053 has 8 divisors (see below), whose sum is σ = 485192167973856. Its totient is φ = 404138045211600.

The previous prime is 444655668521039. The next prime is 444655668521063. The reversal of 444655668521053 is 350125866556444.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-444655668521053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444655668521033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4718986578 + ... + 4719080803.

It is an arithmetic number, because the mean of its divisors is an integer number (60649020996732).

Almost surely, 2^{444655668521053} is an apocalyptic number.

It is an amenable number.

444655668521053 is a deficient number, since it is larger than the sum of its proper divisors (40536499452803).

444655668521053 is a wasteful number, since it uses less digits than its factorization.

444655668521053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9438071675.

The product of its (nonzero) digits is 414720000, while the sum is 64.

The spelling of 444655668521053 in words is "four hundred forty-four trillion, six hundred fifty-five billion, six hundred sixty-eight million, five hundred twenty-one thousand, fifty-three".