401443144094 has 16 divisors (see below), whose sum is σ = 611421961920. Its totient is φ = 197649447840.

The previous prime is 401443144093. The next prime is 401443144099. The reversal of 401443144094 is 490441344104.

It is a happy number.

It is a super-2 number, since 2×401443144094² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401443144093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3346937 + ... + 3464804.

It is an arithmetic number, because the mean of its divisors is an integer number (38213872620).

Almost surely, 2^401443144094 is an apocalyptic number.

401443144094 is a deficient number, since it is larger than the sum of its proper divisors (209978817826).

401443144094 is a wasteful number, since it uses less digits than its factorization.

401443144094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6812195.

The product of its (nonzero) digits is 110592, while the sum is 38.

Adding to 401443144094 its reverse (490441344104), we get a palindrome (891884488198).

The spelling of 401443144094 in words is "four hundred one billion, four hundred forty-three million, one hundred forty-four thousand, ninety-four".