402144441110 has 16 divisors (see below), whose sum is σ = 723905740656. Its totient is φ = 160847610528.

The previous prime is 402144441109. The next prime is 402144441113. The reversal of 402144441110 is 11144441204.

It is a self number, because there is not a number n which added to its sum of digits gives 402144441110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402144441113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1103549 + ... + 1422008.

It is an arithmetic number, because the mean of its divisors is an integer number (45244108791).

Almost surely, 2^402144441110 is an apocalyptic number.

402144441110 is a deficient number, since it is larger than the sum of its proper divisors (321761299546).

402144441110 is a wasteful number, since it uses less digits than its factorization.

402144441110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2541487.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 402144441110 its reverse (11144441204), we get a palindrome (413288882314).

The spelling of 402144441110 in words is "four hundred two billion, one hundred forty-four million, four hundred forty-one thousand, one hundred ten".