255545023 has 8 divisors (see below), whose sum is σ = 257184000. Its totient is φ = 253911000.

The previous prime is 255545021. The next prime is 255545029. The reversal of 255545023 is 320545552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 255545023 - 2¹ = 255545021 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 (255545021) 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, 169728 + ... + 171226.

It is an arithmetic number, because the mean of its divisors is an integer number (32148000).

Almost surely, 2^255545023 is an apocalyptic number.

255545023 is a deficient number, since it is larger than the sum of its proper divisors (1638977).

255545023 is a wasteful number, since it uses less digits than its factorization.

255545023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2477.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 255545023 is about 15985.7756458672. The cubic root of 255545023 is about 634.5840357592.

The spelling of 255545023 in words is "two hundred fifty-five million, five hundred forty-five thousand, twenty-three".