2664546146161 has 4 divisors (see below), whose sum is σ = 2668447385712. Its totient is φ = 2660644906612.

The previous prime is 2664546146137. The next prime is 2664546146201. The reversal of 2664546146161 is 1616416454662.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2664546146161 - 2¹⁹ = 2664545621873 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2664546146099 and 2664546146108.

It is not an unprimeable number, because it can be changed into a prime (2664546146461) 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, 1950618751 + ... + 1950620116.

It is an arithmetic number, because the mean of its divisors is an integer number (667111846428).

Almost surely, 2^{2664546146161} is an apocalyptic number.

It is an amenable number.

2664546146161 is a deficient number, since it is larger than the sum of its proper divisors (3901239551).

2664546146161 is an equidigital number, since it uses as much as digits as its factorization.

2664546146161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3901239550.

The product of its digits is 4976640, while the sum is 52.

The spelling of 2664546146161 in words is "two trillion, six hundred sixty-four billion, five hundred forty-six million, one hundred forty-six thousand, one hundred sixty-one".