6556525012 has 12 divisors (see below), whose sum is σ = 11474497300. Its totient is φ = 3278097216.

The previous prime is 6556525009. The next prime is 6556525057. The reversal of 6556525012 is 2105256556.

It can be written as a sum of positive squares in 2 ways, for example, as 125126596 + 6431398416 = 11186^2 + 80196^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107398 + ... + 156994.

Almost surely, 2^6556525012 is an apocalyptic number.

It is an amenable number.

6556525012 is a deficient number, since it is larger than the sum of its proper divisors (4917972288).

6556525012 is a wasteful number, since it uses less digits than its factorization.

6556525012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82650 (or 82648 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 37.

The square root of 6556525012 is about 80972.3719054839. The cubic root of 6556525012 is about 1871.6497220805.

The spelling of 6556525012 in words is "six billion, five hundred fifty-six million, five hundred twenty-five thousand, twelve".