6404484625 has 96 divisors (see below), whose sum is σ = 10122368256. Its totient is φ = 3960000000.

The previous prime is 6404484607. The next prime is 6404484637. The reversal of 6404484625 is 5264844046.

It is not a de Polignac number, because 6404484625 - 2¹⁵ = 6404451857 is a prime.

It is a super-2 number, since 2×6404484625² = 82034846623722781250, which contains 22 as substring.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 25515750 + ... + 25516000.

It is an arithmetic number, because the mean of its divisors is an integer number (105441336).

Almost surely, 2^6404484625 is an apocalyptic number.

It is an amenable number.

6404484625 is a deficient number, since it is larger than the sum of its proper divisors (3717883631).

6404484625 is a wasteful number, since it uses less digits than its factorization.

6404484625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 43.

The square root of 6404484625 is about 80028.0239978472. The cubic root of 6404484625 is about 1857.0690943864.

The spelling of 6404484625 in words is "six billion, four hundred four million, four hundred eighty-four thousand, six hundred twenty-five".