15605600255608 has 64 divisors (see below), whose sum is σ = 33801854584320. Its totient is φ = 6675475699200.

The previous prime is 15605600255569. The next prime is 15605600255617. The reversal of 15605600255608 is 80655200650651.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13493535 + ... + 14604337.

It is an arithmetic number, because the mean of its divisors is an integer number (528153977880).

Almost surely, 2^{15605600255608} is an apocalyptic number.

It is an amenable number.

15605600255608 is an abundant number, since it is smaller than the sum of its proper divisors (18196254328712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15605600255608 is a wasteful number, since it uses less digits than its factorization.

15605600255608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120228 (or 1120224 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 49.

The spelling of 15605600255608 in words is "fifteen trillion, six hundred five billion, six hundred million, two hundred fifty-five thousand, six hundred eight".