450015255545 has 8 divisors (see below), whose sum is σ = 540024159624. Its totient is φ = 360008302464.

The previous prime is 450015255439. The next prime is 450015255559. The reversal of 450015255545 is 545552510054.

It can be written as a sum of positive squares in 4 ways, for example, as 69352169104 + 380663086441 = 263348^2 + 616979^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 450015255545 - 2²⁰ = 450014206969 is a prime.

It is a super-3 number, since 3×450015255545³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79727 + ... + 952043.

It is an arithmetic number, because the mean of its divisors is an integer number (67503019953).

Almost surely, 2^450015255545 is an apocalyptic number.

It is an amenable number.

450015255545 is a deficient number, since it is larger than the sum of its proper divisors (90008904079).

450015255545 is a wasteful number, since it uses less digits than its factorization.

450015255545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975499.

The product of its (nonzero) digits is 500000, while the sum is 41.

Adding to 450015255545 its reverse (545552510054), we get a palindrome (995567765599).

The spelling of 450015255545 in words is "four hundred fifty billion, fifteen million, two hundred fifty-five thousand, five hundred forty-five".