401042444022 has 24 divisors (see below), whose sum is σ = 947918504520. Its totient is φ = 121528013280.

The previous prime is 401042443987. The next prime is 401042444029. The reversal of 401042444022 is 220444240104.

401042444022 is a `hidden beast` number, since 4 + 0 + 10 + 4 + 244 + 402 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401042444029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1012733247 + ... + 1012733642.

It is an arithmetic number, because the mean of its divisors is an integer number (39496604355).

Almost surely, 2^401042444022 is an apocalyptic number.

401042444022 is an abundant number, since it is smaller than the sum of its proper divisors (546876060498).

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

401042444022 is a wasteful number, since it uses less digits than its factorization.

401042444022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025466908 (or 2025466905 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 401042444022 its reverse (220444240104), we get a palindrome (621486684126).

The spelling of 401042444022 in words is "four hundred one billion, forty-two million, four hundred forty-four thousand, twenty-two".