401043244541 has 8 divisors (see below), whose sum is σ = 404630611968. Its totient is φ = 397471374000.

The previous prime is 401043244531. The next prime is 401043244549. The reversal of 401043244541 is 145442340104.

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-401043244541 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401043244498 and 401043244507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401043244549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3822230 + ... + 3925751.

It is an arithmetic number, because the mean of its divisors is an integer number (50578826496).

Almost surely, 2^401043244541 is an apocalyptic number.

It is an amenable number.

401043244541 is a deficient number, since it is larger than the sum of its proper divisors (3587367427).

401043244541 is a wasteful number, since it uses less digits than its factorization.

401043244541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7748443.

The product of its (nonzero) digits is 30720, while the sum is 32.

Adding to 401043244541 its reverse (145442340104), we get a palindrome (546485584645).

The spelling of 401043244541 in words is "four hundred one billion, forty-three million, two hundred forty-four thousand, five hundred forty-one".