401120404320144 has 40 divisors (see below), whose sum is σ = 1090766011750240. Its totient is φ = 126669601363968.

The previous prime is 401120404320089. The next prime is 401120404320173. The reversal of 401120404320144 is 441023404021104.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 219912501457 + ... + 219912503280.

It is an arithmetic number, because the mean of its divisors is an integer number (27269150293756).

Almost surely, 2^{401120404320144} is an apocalyptic number.

It is an amenable number.

401120404320144 is an abundant number, since it is smaller than the sum of its proper divisors (689645607430096).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401120404320144 is a wasteful number, since it uses less digits than its factorization.

401120404320144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439825004767 (or 439825004761 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 30.

Adding to 401120404320144 its reverse (441023404021104), we get a palindrome (842143808341248).

The spelling of 401120404320144 in words is "four hundred one trillion, one hundred twenty billion, four hundred four million, three hundred twenty thousand, one hundred forty-four".