5440162061 has 12 divisors (see below), whose sum is σ = 6079301532. Its totient is φ = 4850665344.

The previous prime is 5440162031. The next prime is 5440162067. The reversal of 5440162061 is 1602610445.

It can be written as a sum of positive squares in 2 ways, for example, as 2247234025 + 3192928036 = 47405^2 + 56506^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5440162061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440162067) 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 11 ways as a sum of consecutive naturals, for example, 437090 + ... + 449363.

It is an arithmetic number, because the mean of its divisors is an integer number (506608461).

Almost surely, 2^5440162061 is an apocalyptic number.

It is an amenable number.

5440162061 is a deficient number, since it is larger than the sum of its proper divisors (639139471).

5440162061 is a wasteful number, since it uses less digits than its factorization.

5440162061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 886508 (or 886489 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 5440162061 is about 73757.4542741274. The cubic root of 5440162061 is about 1758.7493332637.

The spelling of 5440162061 in words is "five billion, four hundred forty million, one hundred sixty-two thousand, sixty-one".