401000044 has 6 divisors (see below), whose sum is σ = 701750084. Its totient is φ = 200500020.

The previous prime is 401000011. The next prime is 401000051. The reversal of 401000044 is 440000104.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 400999988 and 401000033.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50125002 + ... + 50125009.

Almost surely, 2^401000044 is an apocalyptic number.

It is an amenable number.

401000044 is a deficient number, since it is larger than the sum of its proper divisors (300750040).

401000044 is a wasteful number, since it uses less digits than its factorization.

401000044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100250015 (or 100250013 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 401000044 is about 20024.9854931283. The cubic root of 401000044 is about 737.4198209876.

Adding to 401000044 its reverse (440000104), we get a palindrome (841000148).

The spelling of 401000044 in words is "four hundred one million, forty-four", and thus it is an aban number.