4644420682 has 64 divisors (see below), whose sum is σ = 8257241088. Its totient is φ = 1953375600.

The previous prime is 4644420679. The next prime is 4644420727. The reversal of 4644420682 is 2860244464.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1896783 + ... + 1899229.

It is an arithmetic number, because the mean of its divisors is an integer number (129019392).

Almost surely, 2^4644420682 is an apocalyptic number.

4644420682 is a deficient number, since it is larger than the sum of its proper divisors (3612820406).

4644420682 is a wasteful number, since it uses less digits than its factorization.

4644420682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2536 (or 2514 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 40.

The square root of 4644420682 is about 68149.9866617742. The cubic root of 4644420682 is about 1668.4397060810.

The spelling of 4644420682 in words is "four billion, six hundred forty-four million, four hundred twenty thousand, six hundred eighty-two".