144735405229 has 12 divisors (see below), whose sum is σ = 149662283904. Its totient is φ = 139949053304.

The previous prime is 144735405161. The next prime is 144735405253. The reversal of 144735405229 is 922504537441.

It is not a de Polignac number, because 144735405229 - 2¹⁵ = 144735372461 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 (144735405299) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211357 + ... + 578050.

It is an arithmetic number, because the mean of its divisors is an integer number (12471856992).

Almost surely, 2^144735405229 is an apocalyptic number.

It is an amenable number.

144735405229 is a deficient number, since it is larger than the sum of its proper divisors (4926878675).

144735405229 is an frugal number, since it uses more digits than its factorization.

144735405229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789584 (or 789537 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 144735405229 in words is "one hundred forty-four billion, seven hundred thirty-five million, four hundred five thousand, two hundred twenty-nine".