11808308042 has 8 divisors (see below), whose sum is σ = 17791890816. Its totient is φ = 5877677772.

The previous prime is 11808307963. The next prime is 11808308063. The reversal of 11808308042 is 24080380811.

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

It is a super-2 number, since 2×11808308042² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11808307993 and 11808308011.

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, 13237568 + ... + 13238459.

It is an arithmetic number, because the mean of its divisors is an integer number (2223986352).

Almost surely, 2^11808308042 is an apocalyptic number.

11808308042 is a deficient number, since it is larger than the sum of its proper divisors (5983582774).

11808308042 is a wasteful number, since it uses less digits than its factorization.

11808308042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26476252.

The product of its (nonzero) digits is 12288, while the sum is 35.

Adding to 11808308042 its reverse (24080380811), we get a palindrome (35888688853).

The spelling of 11808308042 in words is "eleven billion, eight hundred eight million, three hundred eight thousand, forty-two".