3244428906629 has 4 divisors (see below), whose sum is σ = 3244649076684. Its totient is φ = 3244208736576.

The previous prime is 3244428906559. The next prime is 3244428906661. The reversal of 3244428906629 is 9266098244423.

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 1921300932100 + 1323127974529 = 1386110^2 + 1150273^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3244428906629 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 (3244428906529) 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, 110062922 + ... + 110092395.

It is an arithmetic number, because the mean of its divisors is an integer number (811162269171).

Almost surely, 2^{3244428906629} is an apocalyptic number.

It is an amenable number.

3244428906629 is a deficient number, since it is larger than the sum of its proper divisors (220170055).

3244428906629 is a wasteful number, since it uses less digits than its factorization.

3244428906629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220170054.

The product of its (nonzero) digits is 35831808, while the sum is 59.

The spelling of 3244428906629 in words is "three trillion, two hundred forty-four billion, four hundred twenty-eight million, nine hundred six thousand, six hundred twenty-nine".