4456120636161 has 16 divisors (see below), whose sum is σ = 6629052992320. Its totient is φ = 2958420335040.

The previous prime is 4456120636157. The next prime is 4456120636183. The reversal of 4456120636161 is 1616360216544.

4456120636161 is a `hidden beast` number, since 4 + 4 + 5 + 6 + 1 + 2 + 0 + 636 + 1 + 6 + 1 = 666.

It is not a de Polignac number, because 4456120636161 - 2² = 4456120636157 is a prime.

It is a super-2 number, since 2×4456120636161² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4456120636111) 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, 342403255 + ... + 342416268.

It is an arithmetic number, because the mean of its divisors is an integer number (414315812020).

Almost surely, 2^{4456120636161} is an apocalyptic number.

It is an amenable number.

4456120636161 is a deficient number, since it is larger than the sum of its proper divisors (2172932356159).

4456120636161 is a wasteful number, since it uses less digits than its factorization.

4456120636161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684819773 (or 684819767 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 4456120636161 in words is "four trillion, four hundred fifty-six billion, one hundred twenty million, six hundred thirty-six thousand, one hundred sixty-one".