401242343344 has 40 divisors (see below), whose sum is σ = 785028730640. Its totient is φ = 198656582400.

The previous prime is 401242343339. The next prime is 401242343351. The reversal of 401242343344 is 443343242104.

It is a super-2 number, since 2×401242343344² (a number of 24 digits) contains 22 as substring.

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, 2756059 + ... + 2897989.

It is an arithmetic number, because the mean of its divisors is an integer number (19625718266).

Almost surely, 2^401242343344 is an apocalyptic number.

It is an amenable number.

401242343344 is a deficient number, since it is larger than the sum of its proper divisors (383786387296).

401242343344 is a wasteful number, since it uses less digits than its factorization.

401242343344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143669 (or 143663 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 34.

Adding to 401242343344 its reverse (443343242104), we get a palindrome (844585585448).

The spelling of 401242343344 in words is "four hundred one billion, two hundred forty-two million, three hundred forty-three thousand, three hundred forty-four".