4465131366161 has 32 divisors (see below), whose sum is σ = 4686052884480. Its totient is φ = 4249165939200.

The previous prime is 4465131366149. The next prime is 4465131366187. The reversal of 4465131366161 is 1616631315644.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4465131366161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4465131365161) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1316757776 + ... + 1316761166.

It is an arithmetic number, because the mean of its divisors is an integer number (146439152640).

Almost surely, 2^{4465131366161} is an apocalyptic number.

It is an amenable number.

4465131366161 is a deficient number, since it is larger than the sum of its proper divisors (220921518319).

4465131366161 is a wasteful number, since it uses less digits than its factorization.

4465131366161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5825.

The product of its digits is 933120, while the sum is 47.

The spelling of 4465131366161 in words is "four trillion, four hundred sixty-five billion, one hundred thirty-one million, three hundred sixty-six thousand, one hundred sixty-one".