450865434052 has 18 divisors (see below), whose sum is σ = 867263883374. Its totient is φ = 204938833440.

The previous prime is 450865434031. The next prime is 450865434067. The reversal of 450865434052 is 250434568054.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 450595357696 + 270076356 = 671264^2 + 16434^2 .

It is a super-2 number, since 2×450865434052² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 450865433993 and 450865434011.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 465769593 + ... + 465770560.

Almost surely, 2^450865434052 is an apocalyptic number.

It is an amenable number.

450865434052 is a deficient number, since it is larger than the sum of its proper divisors (416398449322).

450865434052 is a wasteful number, since it uses less digits than its factorization.

450865434052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 931540179 (or 931540166 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 46.

The spelling of 450865434052 in words is "four hundred fifty billion, eight hundred sixty-five million, four hundred thirty-four thousand, fifty-two".