401244404010 has 128 divisors (see below), whose sum is σ = 1018177620480. Its totient is φ = 100994150400.

The previous prime is 401244404003. The next prime is 401244404021. The reversal of 401244404010 is 10404442104.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31988340 + ... + 32000880.

It is an arithmetic number, because the mean of its divisors is an integer number (7954512660).

Almost surely, 2^401244404010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401244404010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (509088810240).

401244404010 is an abundant number, since it is smaller than the sum of its proper divisors (616933216470).

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

401244404010 is a wasteful number, since it uses less digits than its factorization.

401244404010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13184.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 401244404010 its reverse (10404442104), we get a palindrome (411648846114).

The spelling of 401244404010 in words is "four hundred one billion, two hundred forty-four million, four hundred four thousand, ten".