450231533530 has 8 divisors (see below), whose sum is σ = 810416760372. Its totient is φ = 180092613408.

The previous prime is 450231533513. The next prime is 450231533533. The reversal of 450231533530 is 35335132054.

It can be written as a sum of positive squares in 2 ways, for example, as 420553547001 + 29677986529 = 648501^2 + 172273^2 .

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

It is not an unprimeable number, because it can be changed into a prime (450231533533) 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, 22511576667 + ... + 22511576686.

Almost surely, 2^450231533530 is an apocalyptic number.

450231533530 is a deficient number, since it is larger than the sum of its proper divisors (360185226842).

450231533530 is a wasteful number, since it uses less digits than its factorization.

450231533530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45023153360.

The product of its (nonzero) digits is 81000, while the sum is 34.

Adding to 450231533530 its reverse (35335132054), we get a palindrome (485566665584).

The spelling of 450231533530 in words is "four hundred fifty billion, two hundred thirty-one million, five hundred thirty-three thousand, five hundred thirty".