401211241044 has 24 divisors (see below), whose sum is σ = 936170131008. Its totient is φ = 133735570560.

The previous prime is 401211241031. The next prime is 401211241051. The reversal of 401211241044 is 440142112104.

It is a congruent number.

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, 1586364 + ... + 1821804.

It is an arithmetic number, because the mean of its divisors is an integer number (39007088792).

Almost surely, 2^401211241044 is an apocalyptic number.

It is an amenable number.

401211241044 is an abundant number, since it is smaller than the sum of its proper divisors (534958889964).

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

401211241044 is a wasteful number, since it uses less digits than its factorization.

401211241044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377455 (or 377453 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 401211241044 its reverse (440142112104), we get a palindrome (841353353148).

The spelling of 401211241044 in words is "four hundred one billion, two hundred eleven million, two hundred forty-one thousand, forty-four".