444642171546434 has 8 divisors (see below), whose sum is σ = 667497255127500. Its totient is φ = 222143086503936.

The previous prime is 444642171546421. The next prime is 444642171546449. The reversal of 444642171546434 is 434645171246444.

It can be written as a sum of positive squares in 2 ways, for example, as 410465695562209 + 34176475984225 = 20259953^2 + 5846065^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88999631519 + ... + 88999636514.

Almost surely, 2^{444642171546434} is an apocalyptic number.

444642171546434 is a deficient number, since it is larger than the sum of its proper divisors (222855083581066).

444642171546434 is a wasteful number, since it uses less digits than its factorization.

444642171546434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177999269284.

The product of its digits is 123863040, while the sum is 59.

The spelling of 444642171546434 in words is "four hundred forty-four trillion, six hundred forty-two billion, one hundred seventy-one million, five hundred forty-six thousand, four hundred thirty-four".