401044327135 has 32 divisors (see below), whose sum is σ = 513413256960. Its totient is φ = 299878080768.

The previous prime is 401044327133. The next prime is 401044327163. The reversal of 401044327135 is 531723440104.

It is a cyclic number.

It is not a de Polignac number, because 401044327135 - 2¹ = 401044327133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 401044327135.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401044327133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2026924 + ... + 2215966.

It is an arithmetic number, because the mean of its divisors is an integer number (16044164280).

Almost surely, 2^401044327135 is an apocalyptic number.

401044327135 is a deficient number, since it is larger than the sum of its proper divisors (112368929825).

401044327135 is a wasteful number, since it uses less digits than its factorization.

401044327135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189367.

The product of its (nonzero) digits is 40320, while the sum is 34.

Adding to 401044327135 its reverse (531723440104), we get a palindrome (932767767239).

The spelling of 401044327135 in words is "four hundred one billion, forty-four million, three hundred twenty-seven thousand, one hundred thirty-five".