450111133544 has 32 divisors (see below), whose sum is σ = 845260158600. Its totient is φ = 224708628480.

The previous prime is 450111133519. The next prime is 450111133553. The reversal of 450111133544 is 445331111054.

It can be written as a sum of positive squares in 4 ways, for example, as 437235692644 + 12875440900 = 661238^2 + 113470^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 450111133544.

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, 20838302 + ... + 20859890.

Almost surely, 2^450111133544 is an apocalyptic number.

It is an amenable number.

450111133544 is a deficient number, since it is larger than the sum of its proper divisors (395149025056).

450111133544 is a wasteful number, since it uses less digits than its factorization.

450111133544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25493 (or 25489 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 450111133544 its reverse (445331111054), we get a palindrome (895442244598).

The spelling of 450111133544 in words is "four hundred fifty billion, one hundred eleven million, one hundred thirty-three thousand, five hundred forty-four".