4288345646 has 16 divisors (see below), whose sum is σ = 7058034144. Its totient is φ = 1941891744.

The previous prime is 4288345631. The next prime is 4288345673. The reversal of 4288345646 is 6465438824.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4288345594 and 4288345603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554626 + ... + 1557381.

It is an arithmetic number, because the mean of its divisors is an integer number (441127134).

Almost surely, 2^4288345646 is an apocalyptic number.

4288345646 is a deficient number, since it is larger than the sum of its proper divisors (2769688498).

4288345646 is a wasteful number, since it uses less digits than its factorization.

4288345646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3112075.

The product of its digits is 4423680, while the sum is 50.

The square root of 4288345646 is about 65485.4613330318. The cubic root of 4288345646 is about 1624.6628913019.

The spelling of 4288345646 in words is "four billion, two hundred eighty-eight million, three hundred forty-five thousand, six hundred forty-six".