450445550515 has 8 divisors (see below), whose sum is σ = 541783011168. Its totient is φ = 359524206720.

The previous prime is 450445550509. The next prime is 450445550521. The reversal of 450445550515 is 515055544054.

It is an interprime number because it is at equal distance from previous prime (450445550509) and next prime (450445550521).

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

It is not a de Polignac number, because 450445550515 - 2⁵ = 450445550483 is a prime.

It is a super-2 number, since 2×450445550515² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104026831 + ... + 104031160.

It is an arithmetic number, because the mean of its divisors is an integer number (67722876396).

Almost surely, 2^450445550515 is an apocalyptic number.

450445550515 is a deficient number, since it is larger than the sum of its proper divisors (91337460653).

450445550515 is a wasteful number, since it uses less digits than its factorization.

450445550515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208058429.

The product of its (nonzero) digits is 1000000, while the sum is 43.

The spelling of 450445550515 in words is "four hundred fifty billion, four hundred forty-five million, five hundred fifty thousand, five hundred fifteen".