255620160655 has 8 divisors (see below), whose sum is σ = 306905563584. Its totient is φ = 204388548000.

The previous prime is 255620160641. The next prime is 255620160683. The reversal of 255620160655 is 556061026552.

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

It is not a de Polignac number, because 255620160655 - 2¹⁹ = 255619636367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13437111 + ... + 13456120.

It is an arithmetic number, because the mean of its divisors is an integer number (38363195448).

Almost surely, 2^255620160655 is an apocalyptic number.

255620160655 is a deficient number, since it is larger than the sum of its proper divisors (51285402929).

255620160655 is a wasteful number, since it uses less digits than its factorization.

255620160655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26895137.

The product of its (nonzero) digits is 540000, while the sum is 43.

The spelling of 255620160655 in words is "two hundred fifty-five billion, six hundred twenty million, one hundred sixty thousand, six hundred fifty-five".