6562503125 has 12 divisors (see below), whose sum is σ = 8202607812. Its totient is φ = 5250000000.

The previous prime is 6562503121. The next prime is 6562503139. The reversal of 6562503125 is 5213052656.

It can be written as a sum of positive squares in 6 ways, for example, as 3122797924 + 3439705201 = 55882^2 + 58649^2 .

It is not a de Polignac number, because 6562503125 - 2² = 6562503121 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 (6562503121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1046876 + ... + 1053125.

It is an arithmetic number, because the mean of its divisors is an integer number (683550651).

Almost surely, 2^6562503125 is an apocalyptic number.

It is an amenable number.

6562503125 is a deficient number, since it is larger than the sum of its proper divisors (1640104687).

6562503125 is an frugal number, since it uses more digits than its factorization.

6562503125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100026 (or 2100006 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The square root of 6562503125 is about 81009.2780180147. The cubic root of 6562503125 is about 1872.2183939821.

The spelling of 6562503125 in words is "six billion, five hundred sixty-two million, five hundred three thousand, one hundred twenty-five".