255052555503 has 8 divisors (see below), whose sum is σ = 351796628400. Its totient is φ = 164171759808.

The previous prime is 255052555487. The next prime is 255052555573. The reversal of 255052555503 is 305555250552.

It is a happy number.

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

It is not a de Polignac number, because 255052555503 - 2⁴ = 255052555487 is a prime.

It is a super-2 number, since 2×255052555503² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255052555573) 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, 1465819198 + ... + 1465819371.

It is an arithmetic number, because the mean of its divisors is an integer number (43974578550).

Almost surely, 2^255052555503 is an apocalyptic number.

255052555503 is a deficient number, since it is larger than the sum of its proper divisors (96744072897).

255052555503 is a wasteful number, since it uses less digits than its factorization.

255052555503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2931638601.

The product of its (nonzero) digits is 937500, while the sum is 42.

The spelling of 255052555503 in words is "two hundred fifty-five billion, fifty-two million, five hundred fifty-five thousand, five hundred three".