6542025550 has 24 divisors (see below), whose sum is σ = 12322202400. Its totient is φ = 2583684480.

The previous prime is 6542025521. The next prime is 6542025557. The reversal of 6542025550 is 555202456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6542025557) 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, 824155 + ... + 832054.

It is an arithmetic number, because the mean of its divisors is an integer number (513425100).

Almost surely, 2^6542025550 is an apocalyptic number.

6542025550 is a deficient number, since it is larger than the sum of its proper divisors (5780176850).

6542025550 is a wasteful number, since it uses less digits than its factorization.

6542025550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1656300 (or 1656295 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The square root of 6542025550 is about 80882.7889603221. The cubic root of 6542025550 is about 1870.2690138879.

The spelling of 6542025550 in words is "six billion, five hundred forty-two million, twenty-five thousand, five hundred fifty".