450525110649 has 16 divisors (see below), whose sum is σ = 636974990208. Its totient is φ = 282264849152.

The previous prime is 450525110639. The next prime is 450525110699. The reversal of 450525110649 is 946011525054.

It is a happy number.

It is not a de Polignac number, because 450525110649 - 2¹³ = 450525102457 is a prime.

It is a super-3 number, since 3×450525110649³ (a number of 36 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 450525110649.

It is not an unprimeable number, because it can be changed into a prime (450525110639) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6489717 + ... + 6558770.

It is an arithmetic number, because the mean of its divisors is an integer number (39810936888).

Almost surely, 2^450525110649 is an apocalyptic number.

It is an amenable number.

450525110649 is a deficient number, since it is larger than the sum of its proper divisors (186449879559).

450525110649 is a wasteful number, since it uses less digits than its factorization.

450525110649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13049184.

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 450525110649 in words is "four hundred fifty billion, five hundred twenty-five million, one hundred ten thousand, six hundred forty-nine".