4644062406 has 12 divisors (see below), whose sum is σ = 10062135252. Its totient is φ = 1548020796.

The previous prime is 4644062387. The next prime is 4644062417. The reversal of 4644062406 is 6042604464.

It is a happy number.

4644062406 is a `hidden beast` number, since 4 + 6 + 4 + 406 + 240 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129001716 + ... + 129001751.

It is an arithmetic number, because the mean of its divisors is an integer number (838511271).

Almost surely, 2^4644062406 is an apocalyptic number.

4644062406 is an abundant number, since it is smaller than the sum of its proper divisors (5418072846).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4644062406 is a wasteful number, since it uses less digits than its factorization.

4644062406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258003475 (or 258003472 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The square root of 4644062406 is about 68147.3580265589. The cubic root of 4644062406 is about 1668.3968031862.

The spelling of 4644062406 in words is "four billion, six hundred forty-four million, sixty-two thousand, four hundred six".