6566425200 has 90 divisors (see below), whose sum is σ = 22787331944. Its totient is φ = 1751045760.

The previous prime is 6566425189. The next prime is 6566425223. The reversal of 6566425200 is 25246656.

6566425200 is a `hidden beast` number, since 6 + 5 + 6 + 642 + 5 + 2 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (90).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 908404 + ... + 915603.

Almost surely, 2^6566425200 is an apocalyptic number.

6566425200 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

6566425200 is an abundant number, since it is smaller than the sum of its proper divisors (16220906744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6566425200 is a wasteful number, since it uses less digits than its factorization.

6566425200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824031 (or 1824017 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 6566425200 is about 81033.4819688751. The cubic root of 6566425200 is about 1872.5912963366.

The spelling of 6566425200 in words is "six billion, five hundred sixty-six million, four hundred twenty-five thousand, two hundred".