401414042442 has 128 divisors (see below), whose sum is σ = 980106117120. Its totient is φ = 107127345600.

The previous prime is 401414042437. The next prime is 401414042443. The reversal of 401414042442 is 244240414104.

It is a super-2 number, since 2×401414042442² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401414042443) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 8582773 + ... + 8629415.

It is an arithmetic number, because the mean of its divisors is an integer number (7657079040).

Almost surely, 2^401414042442 is an apocalyptic number.

401414042442 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 401414042442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490053058560).

401414042442 is an abundant number, since it is smaller than the sum of its proper divisors (578692074678).

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

401414042442 is a wasteful number, since it uses less digits than its factorization.

401414042442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46888.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 401414042442 its reverse (244240414104), we get a palindrome (645654456546).

The spelling of 401414042442 in words is "four hundred one billion, four hundred fourteen million, forty-two thousand, four hundred forty-two".