40044400401 has 8 divisors (see below), whose sum is σ = 55713948480. Its totient is φ = 25535559632.

The previous prime is 40044400391. The next prime is 40044400421. The reversal of 40044400401 is 10400444004.

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

It is a cyclic number.

It is not a de Polignac number, because 40044400401 - 2⁷ = 40044400273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40044400421) 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, 290176746 + ... + 290176883.

It is an arithmetic number, because the mean of its divisors is an integer number (6964243560).

Almost surely, 2^40044400401 is an apocalyptic number.

It is an amenable number.

40044400401 is a deficient number, since it is larger than the sum of its proper divisors (15669548079).

40044400401 is a wasteful number, since it uses less digits than its factorization.

40044400401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580353655.

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 40044400401 its reverse (10400444004), we get a palindrome (50444844405).

The spelling of 40044400401 in words is "forty billion, forty-four million, four hundred thousand, four hundred one".