655435534555 has 8 divisors (see below), whose sum is σ = 787358484144. Its totient is φ = 523791199200.

The previous prime is 655435534553. The next prime is 655435534583. The reversal of 655435534555 is 555435534556.

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

It is not a de Polignac number, because 655435534555 - 2¹ = 655435534553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 655435534496 and 655435534505.

It is not an unprimeable number, because it can be changed into a prime (655435534553) 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, 69648381 + ... + 69657790.

It is an arithmetic number, because the mean of its divisors is an integer number (98419810518).

Almost surely, 2^655435534555 is an apocalyptic number.

655435534555 is a deficient number, since it is larger than the sum of its proper divisors (131922949589).

655435534555 is a wasteful number, since it uses less digits than its factorization.

655435534555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139307117.

The product of its digits is 67500000, while the sum is 55.

Subtracting from 655435534555 its reverse (555435534556), we obtain a palindrome (99999999999).

The spelling of 655435534555 in words is "six hundred fifty-five billion, four hundred thirty-five million, five hundred thirty-four thousand, five hundred fifty-five".