505525530503 has 8 divisors (see below), whose sum is σ = 577761610272. Its totient is φ = 433293987456.

The previous prime is 505525530449. The next prime is 505525530557. The reversal of 505525530503 is 305035525505.

It is an interprime number because it is at equal distance from previous prime (505525530449) and next prime (505525530557).

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 505525530503 - 2⁶ = 505525530439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505525530593) 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, 891950 + ... + 1344107.

It is an arithmetic number, because the mean of its divisors is an integer number (72220201284).

Almost surely, 2^505525530503 is an apocalyptic number.

505525530503 is a deficient number, since it is larger than the sum of its proper divisors (72236079769).

505525530503 is a wasteful number, since it uses less digits than its factorization.

505525530503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268361.

The product of its (nonzero) digits is 281250, while the sum is 38.

The spelling of 505525530503 in words is "five hundred five billion, five hundred twenty-five million, five hundred thirty thousand, five hundred three".