402144401014 has 4 divisors (see below), whose sum is σ = 603216601524. Its totient is φ = 201072200506.

The previous prime is 402144401011. The next prime is 402144401041. The reversal of 402144401014 is 410104441204.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 402144401014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402144401011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100536100252 + ... + 100536100255.

It is an arithmetic number, because the mean of its divisors is an integer number (150804150381).

Almost surely, 2^402144401014 is an apocalyptic number.

402144401014 is a deficient number, since it is larger than the sum of its proper divisors (201072200510).

402144401014 is a wasteful number, since it uses less digits than its factorization.

402144401014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201072200509.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 402144401014 its reverse (410104441204), we get a palindrome (812248842218).

The spelling of 402144401014 in words is "four hundred two billion, one hundred forty-four million, four hundred one thousand, fourteen".