15605000156 has 12 divisors (see below), whose sum is σ = 27345510192. Its totient is φ = 7791997248.

The previous prime is 15605000129. The next prime is 15605000167. The reversal of 15605000156 is 65100050651.

15605000156 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 an unprimeable number.

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, 2622365 + ... + 2628308.

It is an arithmetic number, because the mean of its divisors is an integer number (2278792516).

Almost surely, 2^15605000156 is an apocalyptic number.

It is an amenable number.

15605000156 is a deficient number, since it is larger than the sum of its proper divisors (11740510036).

15605000156 is a wasteful number, since it uses less digits than its factorization.

15605000156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5251420 (or 5251418 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 15605000156 in words is "fifteen billion, six hundred five million, one hundred fifty-six", and thus it is an aban number.