6525945851 has 8 divisors (see below), whose sum is σ = 6709795008. Its totient is φ = 6343272000.

The previous prime is 6525945841. The next prime is 6525945883. The reversal of 6525945851 is 1585495256.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6525945851 - 2⁶ = 6525945787 is a prime.

It is a super-2 number, since 2×6525945851² = 85175938500368228402, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6525945851.

It is not an unprimeable number, because it can be changed into a prime (6525945841) 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 7 ways as a sum of consecutive naturals, for example, 282560 + ... + 304781.

It is an arithmetic number, because the mean of its divisors is an integer number (838724376).

Almost surely, 2^6525945851 is an apocalyptic number.

6525945851 is a deficient number, since it is larger than the sum of its proper divisors (183849157).

6525945851 is a wasteful number, since it uses less digits than its factorization.

6525945851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587653.

The product of its digits is 2160000, while the sum is 50.

The square root of 6525945851 is about 80783.3265655729. The cubic root of 6525945851 is about 1868.7354401523.

The spelling of 6525945851 in words is "six billion, five hundred twenty-five million, nine hundred forty-five thousand, eight hundred fifty-one".