4646668146 has 8 divisors (see below), whose sum is σ = 9293336304. Its totient is φ = 1548889380.

The previous prime is 4646668097. The next prime is 4646668153. The reversal of 4646668146 is 6418666464.

It is a happy number.

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

4646668146 is an admirable number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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, 387222340 + ... + 387222351.

It is an arithmetic number, because the mean of its divisors is an integer number (1161667038).

Almost surely, 2^4646668146 is an apocalyptic number.

4646668146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4646668146 is a wasteful number, since it uses less digits than its factorization.

4646668146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774444696.

The product of its digits is 3981312, while the sum is 51.

The square root of 4646668146 is about 68166.4737682682. The cubic root of 4646668146 is about 1668.7087854597.

The spelling of 4646668146 in words is "four billion, six hundred forty-six million, six hundred sixty-eight thousand, one hundred forty-six".