15605600255606 has 8 divisors (see below), whose sum is σ = 24640421456280. Its totient is φ = 7392126436848.

The previous prime is 15605600255569. The next prime is 15605600255617. The reversal of 15605600255606 is 60655200650651.

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

It is a Curzon number.

It is a congruent number.

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, 205336845431 + ... + 205336845506.

It is an arithmetic number, because the mean of its divisors is an integer number (3080052682035).

Almost surely, 2^{15605600255606} is an apocalyptic number.

15605600255606 is a deficient number, since it is larger than the sum of its proper divisors (9034821200674).

15605600255606 is a wasteful number, since it uses less digits than its factorization.

15605600255606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410673690958.

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 15605600255606 in words is "fifteen trillion, six hundred five billion, six hundred million, two hundred fifty-five thousand, six hundred six".