5440162465 has 4 divisors (see below), whose sum is σ = 6528194964. Its totient is φ = 4352129968.

The previous prime is 5440162463. The next prime is 5440162549. The reversal of 5440162465 is 5642610445.

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 3446629264 + 1993533201 = 58708^2 + 44649^2 .

It is a cyclic number.

It is not a de Polignac number, because 5440162465 - 2¹ = 5440162463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5440162463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544016242 + ... + 544016251.

It is an arithmetic number, because the mean of its divisors is an integer number (1632048741).

Almost surely, 2^5440162465 is an apocalyptic number.

It is an amenable number.

5440162465 is a deficient number, since it is larger than the sum of its proper divisors (1088032499).

5440162465 is a wasteful number, since it uses less digits than its factorization.

5440162465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1088032498.

The product of its (nonzero) digits is 115200, while the sum is 37.

The square root of 5440162465 is about 73757.4570128336. The cubic root of 5440162465 is about 1758.7493768001.

The spelling of 5440162465 in words is "five billion, four hundred forty million, one hundred sixty-two thousand, four hundred sixty-five".