451566125011161 has 24 divisors (see below), whose sum is σ = 656336263914240. Its totient is φ = 299168910081216.

The previous prime is 451566125011097. The next prime is 451566125011171. The reversal of 451566125011161 is 161110521665154.

451566125011161 is a `hidden beast` number, since 4 + 5 + 1 + 5 + 6 + 612 + 5 + 0 + 11 + 16 + 1 = 666.

It is not a de Polignac number, because 451566125011161 - 2⁶ = 451566125011097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (451566125011171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 214489540 + ... + 216584613.

It is an arithmetic number, because the mean of its divisors is an integer number (27347344329760).

Almost surely, 2^{451566125011161} is an apocalyptic number.

It is an amenable number.

451566125011161 is a deficient number, since it is larger than the sum of its proper divisors (204770138903079).

451566125011161 is a wasteful number, since it uses less digits than its factorization.

451566125011161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431074885 (or 431074882 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 45.

The spelling of 451566125011161 in words is "four hundred fifty-one trillion, five hundred sixty-six billion, one hundred twenty-five million, eleven thousand, one hundred sixty-one".