255155573 has 8 divisors (see below), whose sum is σ = 257697792. Its totient is φ = 252621936.

The previous prime is 255155569. The next prime is 255155581. The reversal of 255155573 is 375551552.

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 255155573 - 2² = 255155569 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 (255155273) 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, 68936 + ... + 72542.

It is an arithmetic number, because the mean of its divisors is an integer number (32212224).

Almost surely, 2^255155573 is an apocalyptic number.

It is an amenable number.

255155573 is a deficient number, since it is larger than the sum of its proper divisors (2542219).

255155573 is a wasteful number, since it uses less digits than its factorization.

255155573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4291.

The product of its digits is 131250, while the sum is 38.

The square root of 255155573 is about 15973.5898595150. The cubic root of 255155573 is about 634.2615036765.

The spelling of 255155573 in words is "two hundred fifty-five million, one hundred fifty-five thousand, five hundred seventy-three".