4064438651 has 16 divisors (see below), whose sum is σ = 5018403264. Its totient is φ = 3205522944.

The previous prime is 4064438639. The next prime is 4064438671. The reversal of 4064438651 is 1568344604.

It is a happy number.

It is not a de Polignac number, because 4064438651 - 2¹⁰ = 4064437627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4064438599 and 4064438608.

It is not an unprimeable number, because it can be changed into a prime (4064438671) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 42866 + ... + 99831.

It is an arithmetic number, because the mean of its divisors is an integer number (313650204).

Almost surely, 2^4064438651 is an apocalyptic number.

4064438651 is a deficient number, since it is larger than the sum of its proper divisors (953964613).

4064438651 is a wasteful number, since it uses less digits than its factorization.

4064438651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143030.

The product of its (nonzero) digits is 276480, while the sum is 41.

The square root of 4064438651 is about 63752.9501356604. The cubic root of 4064438651 is about 1595.8798486767.

The spelling of 4064438651 in words is "four billion, sixty-four million, four hundred thirty-eight thousand, six hundred fifty-one".