450261423605 has 72 divisors (see below), whose sum is σ = 674071953408. Its totient is φ = 287340020352.

The previous prime is 450261423569. The next prime is 450261423617. The reversal of 450261423605 is 506324162054.

It is not a de Polignac number, because 450261423605 - 2⁶ = 450261423541 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 7685132 + ... + 7743498.

It is an arithmetic number, because the mean of its divisors is an integer number (9362110464).

Almost surely, 2^450261423605 is an apocalyptic number.

It is an amenable number.

450261423605 is a deficient number, since it is larger than the sum of its proper divisors (223810529803).

450261423605 is a wasteful number, since it uses less digits than its factorization.

450261423605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58483 (or 58439 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 450261423605 its reverse (506324162054), we get a palindrome (956585585659).

The spelling of 450261423605 in words is "four hundred fifty billion, two hundred sixty-one million, four hundred twenty-three thousand, six hundred five".