13308731842 has 8 divisors (see below), whose sum is σ = 22814968896. Its totient is φ = 5703742212.

The previous prime is 13308731831. The next prime is 13308731869. The reversal of 13308731842 is 24813780331.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 13308731795 and 13308731804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475311838 + ... + 475311865.

It is an arithmetic number, because the mean of its divisors is an integer number (2851871112).

Almost surely, 2^13308731842 is an apocalyptic number.

13308731842 is a deficient number, since it is larger than the sum of its proper divisors (9506237054).

13308731842 is an equidigital number, since it uses as much as digits as its factorization.

13308731842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950623712.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 13308731842 in words is "thirteen billion, three hundred eight million, seven hundred thirty-one thousand, eight hundred forty-two".