244140143402 has 16 divisors (see below), whose sum is σ = 387772479360. Its totient is φ = 114883409088.

The previous prime is 244140143393. The next prime is 244140143539. The reversal of 244140143402 is 204341041442.

244140143402 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 499583 + ... + 858989.

It is an arithmetic number, because the mean of its divisors is an integer number (24235779960).

Almost surely, 2^244140143402 is an apocalyptic number.

244140143402 is a deficient number, since it is larger than the sum of its proper divisors (143632335958).

244140143402 is a wasteful number, since it uses less digits than its factorization.

244140143402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379405.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 244140143402 its reverse (204341041442), we get a palindrome (448481184844).

The spelling of 244140143402 in words is "two hundred forty-four billion, one hundred forty million, one hundred forty-three thousand, four hundred two".