401121041044 has 12 divisors (see below), whose sum is σ = 726167402100. Its totient is φ = 193644640448.

The previous prime is 401121041023. The next prime is 401121041093. The reversal of 401121041044 is 440140121104.

It can be written as a sum of positive squares in 2 ways, for example, as 253502180100 + 147618860944 = 503490^2 + 384212^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1728969889 + ... + 1728970120.

It is an arithmetic number, because the mean of its divisors is an integer number (60513950175).

Almost surely, 2^401121041044 is an apocalyptic number.

It is an amenable number.

401121041044 is a deficient number, since it is larger than the sum of its proper divisors (325046361056).

401121041044 is a wasteful number, since it uses less digits than its factorization.

401121041044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3457940042 (or 3457940040 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 401121041044 its reverse (440140121104), we get a palindrome (841261162148).

The spelling of 401121041044 in words is "four hundred one billion, one hundred twenty-one million, forty-one thousand, forty-four".