44400410413 has 4 divisors (see below), whose sum is σ = 44423917020. Its totient is φ = 44376903808.

The previous prime is 44400410389. The next prime is 44400410443. The reversal of 44400410413 is 31401400444.

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 11647373929 + 32753036484 = 107923^2 + 180978^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44400410413 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 (44400410443) 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, 11750470 + ... + 11754247.

It is an arithmetic number, because the mean of its divisors is an integer number (11105979255).

Almost surely, 2^44400410413 is an apocalyptic number.

It is an amenable number.

44400410413 is a deficient number, since it is larger than the sum of its proper divisors (23506607).

44400410413 is a wasteful number, since it uses less digits than its factorization.

44400410413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23506606.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 44400410413 its reverse (31401400444), we get a palindrome (75801810857).

The spelling of 44400410413 in words is "forty-four billion, four hundred million, four hundred ten thousand, four hundred thirteen".