401123343044 has 24 divisors (see below), whose sum is σ = 704082068928. Its totient is φ = 199957192160.

The previous prime is 401123343031. The next prime is 401123343083. The reversal of 401123343044 is 440343321104.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 401123342998 and 401123343016.

It is an unprimeable number.

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, 14342114 + ... + 14370054.

It is an arithmetic number, because the mean of its divisors is an integer number (29336752872).

Almost surely, 2^401123343044 is an apocalyptic number.

It is an amenable number.

401123343044 is a deficient number, since it is larger than the sum of its proper divisors (302958725884).

401123343044 is a wasteful number, since it uses less digits than its factorization.

401123343044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38635 (or 38633 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 401123343044 its reverse (440343321104), we get a palindrome (841466664148).

The spelling of 401123343044 in words is "four hundred one billion, one hundred twenty-three million, three hundred forty-three thousand, forty-four".