4145646026 has 8 divisors (see below), whose sum is σ = 6220517700. Its totient is φ = 2072140128.

The previous prime is 4145645981. The next prime is 4145646041. The reversal of 4145646026 is 6206465414.

It can be written as a sum of positive squares in 2 ways, for example, as 3215457025 + 930189001 = 56705^2 + 30499^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 333821 + ... + 346016.

Almost surely, 2^4145646026 is an apocalyptic number.

4145646026 is a deficient number, since it is larger than the sum of its proper divisors (2074871674).

4145646026 is a wasteful number, since it uses less digits than its factorization.

4145646026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682888.

The product of its (nonzero) digits is 138240, while the sum is 38.

The square root of 4145646026 is about 64386.6913732955. The cubic root of 4145646026 is about 1606.4383835616.

The spelling of 4145646026 in words is "four billion, one hundred forty-five million, six hundred forty-six thousand, twenty-six".