4218576025 has 6 divisors (see below), whose sum is σ = 5231034302. Its totient is φ = 3374860800.

The previous prime is 4218576013. The next prime is 4218576041. The reversal of 4218576025 is 5206758124.

It can be written as a sum of positive squares in 3 ways, for example, as 15776784 + 4202799241 = 3972^2 + 64829^2 .

It is not a de Polignac number, because 4218576025 - 2⁷ = 4218575897 is a prime.

It is a Duffinian number.

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 5 ways as a sum of consecutive naturals, for example, 84371496 + ... + 84371545.

Almost surely, 2^4218576025 is an apocalyptic number.

It is an amenable number.

4218576025 is a deficient number, since it is larger than the sum of its proper divisors (1012458277).

4218576025 is a wasteful number, since it uses less digits than its factorization.

4218576025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168743051 (or 168743046 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 40.

The square root of 4218576025 is about 64950.5660098509. The cubic root of 4218576025 is about 1615.8038057949.

The spelling of 4218576025 in words is "four billion, two hundred eighteen million, five hundred seventy-six thousand, twenty-five".