44835138409 has 8 divisors (see below), whose sum is σ = 45575039360. Its totient is φ = 44095395600.

The previous prime is 44835138379. The next prime is 44835138427. The reversal of 44835138409 is 90483153844.

It is a happy number.

44835138409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44835138409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44835138449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622912 + ... + 691150.

It is an arithmetic number, because the mean of its divisors is an integer number (5696879920).

Almost surely, 2^44835138409 is an apocalyptic number.

It is an amenable number.

44835138409 is a deficient number, since it is larger than the sum of its proper divisors (739900951).

44835138409 is a wasteful number, since it uses less digits than its factorization.

44835138409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79071.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 44835138409 in words is "forty-four billion, eight hundred thirty-five million, one hundred thirty-eight thousand, four hundred nine".