6655205215653 has 8 divisors (see below), whose sum is σ = 8873633658816. Its totient is φ = 4436790124800.

The previous prime is 6655205215651. The next prime is 6655205215669. The reversal of 6655205215653 is 3565125025566.

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

It is not a de Polignac number, because 6655205215653 - 2¹ = 6655205215651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6655205215596 and 6655205215605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6655205215651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2110588 + ... + 4214853.

It is an arithmetic number, because the mean of its divisors is an integer number (1109204207352).

Almost surely, 2^{6655205215653} is an apocalyptic number.

It is an amenable number.

6655205215653 is a deficient number, since it is larger than the sum of its proper divisors (2218428443163).

6655205215653 is a wasteful number, since it uses less digits than its factorization.

6655205215653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6676155.

The product of its (nonzero) digits is 8100000, while the sum is 51.

The spelling of 6655205215653 in words is "six trillion, six hundred fifty-five billion, two hundred five million, two hundred fifteen thousand, six hundred fifty-three".