450055555050005 has 4 divisors (see below), whose sum is σ = 540066666060012. Its totient is φ = 360044444040000.

The previous prime is 450055555050001. The next prime is 450055555050007. The reversal of 450055555050005 is 500050555550054.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 63686879924836 + 386368675125169 = 7980406^2 + 19656263^2 .

It is not a de Polignac number, because 450055555050005 - 2² = 450055555050001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (450055555050001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45005555504996 + ... + 45005555505005.

It is an arithmetic number, because the mean of its divisors is an integer number (135016666515003).

Almost surely, 2^{450055555050005} is an apocalyptic number.

It is an amenable number.

450055555050005 is a deficient number, since it is larger than the sum of its proper divisors (90011111010007).

450055555050005 is an equidigital number, since it uses as much as digits as its factorization.

450055555050005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90011111010006.

The product of its (nonzero) digits is 1562500, while the sum is 44.

The spelling of 450055555050005 in words is "four hundred fifty trillion, fifty-five billion, five hundred fifty-five million, fifty thousand, five".