444547461164073 has 4 divisors (see below), whose sum is σ = 592729948218768. Its totient is φ = 296364974109380.

The previous prime is 444547461164063. The next prime is 444547461164141. The reversal of 444547461164073 is 370461164745444.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 444547461164073 - 2⁴ = 444547461164057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 444547461163998 and 444547461164016.

It is not an unprimeable number, because it can be changed into a prime (444547461164063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74091243527343 + ... + 74091243527348.

It is an arithmetic number, because the mean of its divisors is an integer number (148182487054692).

Almost surely, 2^{444547461164073} is an apocalyptic number.

It is an amenable number.

444547461164073 is a deficient number, since it is larger than the sum of its proper divisors (148182487054695).

444547461164073 is a wasteful number, since it uses less digits than its factorization.

444547461164073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148182487054694.

The product of its (nonzero) digits is 108380160, while the sum is 60.

The spelling of 444547461164073 in words is "four hundred forty-four trillion, five hundred forty-seven billion, four hundred sixty-one million, one hundred sixty-four thousand, seventy-three".