655656201040153 has 4 divisors (see below), whose sum is σ = 662147846595108. Its totient is φ = 649164555485200.

The previous prime is 655656201040151. The next prime is 655656201040171. The reversal of 655656201040153 is 351040102656556.

It is a happy number.

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 510424128834624 + 145232072205529 = 22592568^2 + 12051227^2 .

It is a cyclic number.

It is not a de Polignac number, because 655656201040153 - 2¹ = 655656201040151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 655656201040097 and 655656201040106.

It is not an unprimeable number, because it can be changed into a prime (655656201040151) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 3245822777326 + ... + 3245822777527.

It is an arithmetic number, because the mean of its divisors is an integer number (165536961648777).

Almost surely, 2^{655656201040153} is an apocalyptic number.

It is an amenable number.

655656201040153 is a deficient number, since it is larger than the sum of its proper divisors (6491645554955).

655656201040153 is a wasteful number, since it uses less digits than its factorization.

655656201040153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6491645554954.

The product of its (nonzero) digits is 3240000, while the sum is 49.

The spelling of 655656201040153 in words is "six hundred fifty-five trillion, six hundred fifty-six billion, two hundred one million, forty thousand, one hundred fifty-three".