5440442429 has 4 divisors (see below), whose sum is σ = 5440617084. Its totient is φ = 5440267776.

The previous prime is 5440442401. The next prime is 5440442437. The reversal of 5440442429 is 9242440445.

5440442429 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4788916804 + 651525625 = 69202^2 + 25525^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5440442429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5440442392 and 5440442401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5440445429) 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, 26462 + ... + 107615.

It is an arithmetic number, because the mean of its divisors is an integer number (1360154271).

Almost surely, 2^5440442429 is an apocalyptic number.

It is an amenable number.

5440442429 is a deficient number, since it is larger than the sum of its proper divisors (174655).

5440442429 is a wasteful number, since it uses less digits than its factorization.

5440442429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174654.

The product of its (nonzero) digits is 184320, while the sum is 38.

The square root of 5440442429 is about 73759.3548575365. The cubic root of 5440442429 is about 1758.7795461236.

The spelling of 5440442429 in words is "five billion, four hundred forty million, four hundred forty-two thousand, four hundred twenty-nine".