6546535425 has 72 divisors (see below), whose sum is σ = 12688812864. Its totient is φ = 3339610560.

The previous prime is 6546535409. The next prime is 6546535427. The reversal of 6546535425 is 5245356456.

6546535425 is a `hidden beast` number, since 6 + 54 + 6 + 53 + 542 + 5 = 666.

It is not a de Polignac number, because 6546535425 - 2⁴ = 6546535409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (6546535427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 116299 + ... + 163151.

It is an arithmetic number, because the mean of its divisors is an integer number (176233512).

Almost surely, 2^6546535425 is an apocalyptic number.

It is an amenable number.

6546535425 is a deficient number, since it is larger than the sum of its proper divisors (6142277439).

6546535425 is a wasteful number, since it uses less digits than its factorization.

6546535425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46901 (or 46884 counting only the distinct ones).

The product of its digits is 2160000, while the sum is 45.

The square root of 6546535425 is about 80910.6632342116. The cubic root of 6546535425 is about 1870.6986841759.

The spelling of 6546535425 in words is "six billion, five hundred forty-six million, five hundred thirty-five thousand, four hundred twenty-five".