2945818367361 has 24 divisors (see below), whose sum is σ = 4266747225000. Its totient is φ = 1958494390272.

The previous prime is 2945818367351. The next prime is 2945818367377. The reversal of 2945818367361 is 1637638185492.

2945818367361 is a `hidden beast` number, since 2 + 94 + 5 + 8 + 183 + 6 + 7 + 361 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 418214423025 + 2527603944336 = 646695^2 + 1589844^2 .

It is not a de Polignac number, because 2945818367361 - 2²¹ = 2945816270209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2945818367321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7688895 + ... + 8062923.

It is an arithmetic number, because the mean of its divisors is an integer number (177781134375).

Almost surely, 2^{2945818367361} is an apocalyptic number.

It is an amenable number.

2945818367361 is a deficient number, since it is larger than the sum of its proper divisors (1320928857639).

2945818367361 is a wasteful number, since it uses less digits than its factorization.

2945818367361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376433 (or 376430 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 2945818367361 in words is "two trillion, nine hundred forty-five billion, eight hundred eighteen million, three hundred sixty-seven thousand, three hundred sixty-one".