15642309104 has 20 divisors (see below), whose sum is σ = 30316095360. Its totient is φ = 7818800640.

The previous prime is 15642309103. The next prime is 15642309121. The reversal of 15642309104 is 40190324651.

15642309104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15642309103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91664 + ... + 199215.

It is an arithmetic number, because the mean of its divisors is an integer number (1515804768).

Almost surely, 2^15642309104 is an apocalyptic number.

It is an amenable number.

15642309104 is a deficient number, since it is larger than the sum of its proper divisors (14673786256).

15642309104 is a wasteful number, since it uses less digits than its factorization.

15642309104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294248 (or 294242 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 15642309104 in words is "fifteen billion, six hundred forty-two million, three hundred nine thousand, one hundred four".