6825225518 has 16 divisors (see below), whose sum is σ = 10909117584. Its totient is φ = 3191410560.

The previous prime is 6825225509. The next prime is 6825225521. The reversal of 6825225518 is 8155225286.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633968 + ... + 644643.

It is an arithmetic number, because the mean of its divisors is an integer number (681819849).

Almost surely, 2^6825225518 is an apocalyptic number.

6825225518 is a deficient number, since it is larger than the sum of its proper divisors (4083892066).

6825225518 is a wasteful number, since it uses less digits than its factorization.

6825225518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1278787.

The product of its digits is 384000, while the sum is 44.

The square root of 6825225518 is about 82614.9230950438. The cubic root of 6825225518 is about 1896.8762631031.

The spelling of 6825225518 in words is "six billion, eight hundred twenty-five million, two hundred twenty-five thousand, five hundred eighteen".