402144441102 has 12 divisors (see below), whose sum is σ = 871312955760. Its totient is φ = 134048147028.

The previous prime is 402144441089. The next prime is 402144441109. The reversal of 402144441102 is 201144441204.

It is a happy number.

402144441102 is a `hidden beast` number, since 4 + 0 + 214 + 4 + 441 + 1 + 0 + 2 = 666.

402144441102 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402144441109) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11170678902 + ... + 11170678937.

It is an arithmetic number, because the mean of its divisors is an integer number (72609412980).

Almost surely, 2^402144441102 is an apocalyptic number.

402144441102 is an abundant number, since it is smaller than the sum of its proper divisors (469168514658).

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

402144441102 is a wasteful number, since it uses less digits than its factorization.

402144441102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22341357847 (or 22341357844 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 402144441102 its reverse (201144441204), we get a palindrome (603288882306).

The spelling of 402144441102 in words is "four hundred two billion, one hundred forty-four million, four hundred forty-one thousand, one hundred two".