255753201605 has 8 divisors (see below), whose sum is σ = 334804191264. Its totient is φ = 186002328400.

The previous prime is 255753201601. The next prime is 255753201611. The reversal of 255753201605 is 506102357552.

It is a happy number.

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

It is not a de Polignac number, because 255753201605 - 2² = 255753201601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255753201601) 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, 2325029051 + ... + 2325029160.

It is an arithmetic number, because the mean of its divisors is an integer number (41850523908).

Almost surely, 2^255753201605 is an apocalyptic number.

It is an amenable number.

255753201605 is a deficient number, since it is larger than the sum of its proper divisors (79050989659).

255753201605 is a wasteful number, since it uses less digits than its factorization.

255753201605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4650058227.

The product of its (nonzero) digits is 315000, while the sum is 41.

The spelling of 255753201605 in words is "two hundred fifty-five billion, seven hundred fifty-three million, two hundred one thousand, six hundred five".