6504705131253 has 8 divisors (see below), whose sum is σ = 9911931628608. Its totient is φ = 3716974360704.

The previous prime is 6504705131237. The next prime is 6504705131297. The reversal of 6504705131253 is 3521315074056.

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

It is not a de Polignac number, because 6504705131253 - 2⁴ = 6504705131237 is a prime.

It is a super-2 number, since 2×6504705131253² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6504705133253) 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, 154873931676 + ... + 154873931717.

It is an arithmetic number, because the mean of its divisors is an integer number (1238991453576).

Almost surely, 2^{6504705131253} is an apocalyptic number.

It is an amenable number.

6504705131253 is a deficient number, since it is larger than the sum of its proper divisors (3407226497355).

6504705131253 is a wasteful number, since it uses less digits than its factorization.

6504705131253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309747863403.

The product of its (nonzero) digits is 378000, while the sum is 42.

The spelling of 6504705131253 in words is "six trillion, five hundred four billion, seven hundred five million, one hundred thirty-one thousand, two hundred fifty-three".