452456516355161 has 4 divisors (see below), whose sum is σ = 452461467765924. Its totient is φ = 452451564944400.

The previous prime is 452456516355139. The next prime is 452456516355203. The reversal of 452456516355161 is 161553615654254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 390261763441936 + 62194752913225 = 19755044^2 + 7886365^2 .

It is a cyclic number.

It is not a de Polignac number, because 452456516355161 - 2⁶ = 452456516355097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 452456516355161.

It is not an unprimeable number, because it can be changed into a prime (452456518355161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2475568310 + ... + 2475751071.

It is an arithmetic number, because the mean of its divisors is an integer number (113115366941481).

Almost surely, 2^{452456516355161} is an apocalyptic number.

It is an amenable number.

452456516355161 is a deficient number, since it is larger than the sum of its proper divisors (4951410763).

452456516355161 is an equidigital number, since it uses as much as digits as its factorization.

452456516355161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4951410762.

The product of its digits is 64800000, while the sum is 59.

The spelling of 452456516355161 in words is "four hundred fifty-two trillion, four hundred fifty-six billion, five hundred sixteen million, three hundred fifty-five thousand, one hundred sixty-one".