450561644544022 has 8 divisors (see below), whose sum is σ = 737282691072072. Its totient is φ = 204800747520000.

The previous prime is 450561644543993. The next prime is 450561644544043. The reversal of 450561644544022 is 220445446165054.

It is a happy number.

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

It is a congruent number.

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, 10240037375979 + ... + 10240037376022.

It is an arithmetic number, because the mean of its divisors is an integer number (92160336384009).

Almost surely, 2^{450561644544022} is an apocalyptic number.

450561644544022 is a deficient number, since it is larger than the sum of its proper divisors (286721046528050).

450561644544022 is a wasteful number, since it uses less digits than its factorization.

450561644544022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20480074752014.

The product of its (nonzero) digits is 18432000, while the sum is 52.

The spelling of 450561644544022 in words is "four hundred fifty trillion, five hundred sixty-one billion, six hundred forty-four million, five hundred forty-four thousand, twenty-two".