655293094853 has 4 divisors (see below), whose sum is σ = 655448051340. Its totient is φ = 655138138368.

The previous prime is 655293094849. The next prime is 655293094867. The reversal of 655293094853 is 358490392556.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 369520525924 + 285772568929 = 607882^2 + 534577^2 .

It is a cyclic number.

It is not a de Polignac number, because 655293094853 - 2² = 655293094849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 655293094792 and 655293094801.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (655293094873) by changing a digit.

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, 77471900 + ... + 77480357.

It is an arithmetic number, because the mean of its divisors is an integer number (163862012835).

Almost surely, 2^655293094853 is an apocalyptic number.

It is an amenable number.

655293094853 is a deficient number, since it is larger than the sum of its proper divisors (154956487).

655293094853 is a wasteful number, since it uses less digits than its factorization.

655293094853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154956486.

The product of its (nonzero) digits is 34992000, while the sum is 59.

The spelling of 655293094853 in words is "six hundred fifty-five billion, two hundred ninety-three million, ninety-four thousand, eight hundred fifty-three".