11144321642 has 8 divisors (see below), whose sum is σ = 16717062432. Its totient is φ = 5571967500.

The previous prime is 11144321621. The next prime is 11144321663. The reversal of 11144321642 is 24612344111.

11144321642 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11144321621) and next prime (11144321663).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8534 + ... + 149537.

It is an arithmetic number, because the mean of its divisors is an integer number (2089632804).

Almost surely, 2^11144321642 is an apocalyptic number.

11144321642 is a deficient number, since it is larger than the sum of its proper divisors (5572740790).

11144321642 is a wasteful number, since it uses less digits than its factorization.

11144321642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193324.

The product of its digits is 4608, while the sum is 29.

Adding to 11144321642 its reverse (24612344111), we get a palindrome (35756665753).

The spelling of 11144321642 in words is "eleven billion, one hundred forty-four million, three hundred twenty-one thousand, six hundred forty-two".