255620416535 has 8 divisors (see below), whose sum is σ = 334630363536. Its totient is φ = 185905757440.

The previous prime is 255620416529. The next prime is 255620416537. The reversal of 255620416535 is 535614026552.

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

It is not a de Polignac number, because 255620416535 - 2¹⁰ = 255620415511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255620416537) 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, 2323821914 + ... + 2323822023.

It is an arithmetic number, because the mean of its divisors is an integer number (41828795442).

Almost surely, 2^255620416535 is an apocalyptic number.

255620416535 is a deficient number, since it is larger than the sum of its proper divisors (79009947001).

255620416535 is a wasteful number, since it uses less digits than its factorization.

255620416535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4647643953.

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 255620416535 in words is "two hundred fifty-five billion, six hundred twenty million, four hundred sixteen thousand, five hundred thirty-five".