13629741589 has 4 divisors (see below), whose sum is σ = 13629980524. Its totient is φ = 13629502656.

The previous prime is 13629741497. The next prime is 13629741617. The reversal of 13629741589 is 98514792631.

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 8424119089 + 5205622500 = 91783^2 + 72150^2 .

It is a cyclic number.

It is not a de Polignac number, because 13629741589 - 2¹⁵ = 13629708821 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 (13629741289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21709 + ... + 166525.

It is an arithmetic number, because the mean of its divisors is an integer number (3407495131).

Almost surely, 2^13629741589 is an apocalyptic number.

It is an amenable number.

13629741589 is a deficient number, since it is larger than the sum of its proper divisors (238935).

13629741589 is an equidigital number, since it uses as much as digits as its factorization.

13629741589 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238934.

The product of its digits is 3265920, while the sum is 55.

The spelling of 13629741589 in words is "thirteen billion, six hundred twenty-nine million, seven hundred forty-one thousand, five hundred eighty-nine".