6504255223503 has 8 divisors (see below), whose sum is σ = 8677555181568. Its totient is φ = 4333562707224.

The previous prime is 6504255223489. The next prime is 6504255223573. The reversal of 6504255223503 is 3053225524056.

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

It is not a de Polignac number, because 6504255223503 - 2⁸ = 6504255223247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6504255223573) 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, 651854625 + ... + 651864602.

It is an arithmetic number, because the mean of its divisors is an integer number (1084694397696).

Almost surely, 2^{6504255223503} is an apocalyptic number.

6504255223503 is a deficient number, since it is larger than the sum of its proper divisors (2173299958065).

6504255223503 is a wasteful number, since it uses less digits than its factorization.

6504255223503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1303720893.

The product of its (nonzero) digits is 1080000, while the sum is 42.

The spelling of 6504255223503 in words is "six trillion, five hundred four billion, two hundred fifty-five million, two hundred twenty-three thousand, five hundred three".