2450665361 has 4 divisors (see below), whose sum is σ = 2454972900. Its totient is φ = 2446357824.

The previous prime is 2450665337. The next prime is 2450665367. The reversal of 2450665361 is 1635660542.

It is a happy number.

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 144744961 + 2305920400 = 12031^2 + 48020^2 .

It is a cyclic number.

It is not a de Polignac number, because 2450665361 - 2²² = 2446471057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2450665367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2152916 + ... + 2154053.

It is an arithmetic number, because the mean of its divisors is an integer number (613743225).

Almost surely, 2^2450665361 is an apocalyptic number.

It is an amenable number.

2450665361 is a deficient number, since it is larger than the sum of its proper divisors (4307539).

2450665361 is an equidigital number, since it uses as much as digits as its factorization.

2450665361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4307538.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 2450665361 is about 49504.1953878659. The cubic root of 2450665361 is about 1348.2217759847.

The spelling of 2450665361 in words is "two billion, four hundred fifty million, six hundred sixty-five thousand, three hundred sixty-one".