6563531250975 has 12 divisors (see below), whose sum is σ = 10851705001736. Its totient is φ = 3500550000480.

The previous prime is 6563531250967. The next prime is 6563531251001. The reversal of 6563531250975 is 5790521353656.

It is not a de Polignac number, because 6563531250975 - 2³ = 6563531250967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43756874932 + ... + 43756875081.

Almost surely, 2^{6563531250975} is an apocalyptic number.

6563531250975 is a deficient number, since it is larger than the sum of its proper divisors (4288173750761).

6563531250975 is a wasteful number, since it uses less digits than its factorization.

6563531250975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87513750026 (or 87513750021 counting only the distinct ones).

The product of its (nonzero) digits is 25515000, while the sum is 57.

The spelling of 6563531250975 in words is "six trillion, five hundred sixty-three billion, five hundred thirty-one million, two hundred fifty thousand, nine hundred seventy-five".