255528203403 has 8 divisors (see below), whose sum is σ = 371677386816. Its totient is φ = 154865577800.

The previous prime is 255528203393. The next prime is 255528203417. The reversal of 255528203403 is 304302825552.

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 255528203403 - 2⁴ = 255528203387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (255528203423) 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, 3871639413 + ... + 3871639478.

It is an arithmetic number, because the mean of its divisors is an integer number (46459673352).

Almost surely, 2^255528203403 is an apocalyptic number.

255528203403 is a deficient number, since it is larger than the sum of its proper divisors (116149183413).

255528203403 is a wasteful number, since it uses less digits than its factorization.

255528203403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7743278905.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 255528203403 in words is "two hundred fifty-five billion, five hundred twenty-eight million, two hundred three thousand, four hundred three".