401305344004 has 24 divisors (see below), whose sum is σ = 706668560640. Its totient is φ = 199400650176.

The previous prime is 401305343983. The next prime is 401305344029. The reversal of 401305344004 is 400443503104.

It is a super-2 number, since 2×401305344004² (a number of 24 digits) contains 22 as substring.

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, 2636037 + ... + 2784115.

It is an arithmetic number, because the mean of its divisors is an integer number (29444523360).

Almost surely, 2^401305344004 is an apocalyptic number.

It is an amenable number.

401305344004 is a deficient number, since it is larger than the sum of its proper divisors (305363216636).

401305344004 is a wasteful number, since it uses less digits than its factorization.

401305344004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152307 (or 152305 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 401305344004 its reverse (400443503104), we get a palindrome (801748847108).

The spelling of 401305344004 in words is "four hundred one billion, three hundred five million, three hundred forty-four thousand, four".