451641352355361 has 40 divisors (see below), whose sum is σ = 795928914553344. Its totient is φ = 249755586546240.

The previous prime is 451641352355257. The next prime is 451641352355383. The reversal of 451641352355361 is 163553253146154.

451641352355361 is a `hidden beast` number, since 4 + 5 + 1 + 6 + 4 + 1 + 3 + 5 + 23 + 553 + 61 = 666.

It is not a de Polignac number, because 451641352355361 - 2⁹ = 451641352354849 is a prime.

It is a super-2 number, since 2×451641352355361² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 451641352355298 and 451641352355307.

It is not an unprimeable number, because it can be changed into a prime (451641352351361) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 12847492020 + ... + 12847527173.

Almost surely, 2^{451641352355361} is an apocalyptic number.

It is an amenable number.

451641352355361 is a deficient number, since it is larger than the sum of its proper divisors (344287562197983).

451641352355361 is a wasteful number, since it uses less digits than its factorization.

451641352355361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25695019243 (or 25695019234 counting only the distinct ones).

The product of its digits is 19440000, while the sum is 54.

The spelling of 451641352355361 in words is "four hundred fifty-one trillion, six hundred forty-one billion, three hundred fifty-two million, three hundred fifty-five thousand, three hundred sixty-one".