255351502541503 has 4 divisors (see below), whose sum is σ = 255590372049160. Its totient is φ = 255112633033848.

The previous prime is 255351502541461. The next prime is 255351502541567. The reversal of 255351502541503 is 305145205153552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255351502541503 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 (255351502541803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119434752225 + ... + 119434754362.

It is an arithmetic number, because the mean of its divisors is an integer number (63897593012290).

Almost surely, 2^{255351502541503} is an apocalyptic number.

255351502541503 is a deficient number, since it is larger than the sum of its proper divisors (238869507657).

255351502541503 is a wasteful number, since it uses less digits than its factorization.

255351502541503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238869507656.

The product of its (nonzero) digits is 2250000, while the sum is 46.

The spelling of 255351502541503 in words is "two hundred fifty-five trillion, three hundred fifty-one billion, five hundred two million, five hundred forty-one thousand, five hundred three".