4666640220620 has 96 divisors (see below), whose sum is σ = 11551484528640. Its totient is φ = 1550443910400.

The previous prime is 4666640220601. The next prime is 4666640220623. The reversal of 4666640220620 is 260220466664.

It is not an unprimeable number, because it can be changed into a prime (4666640220623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2846390 + ... + 4175549.

It is an arithmetic number, because the mean of its divisors is an integer number (120327963840).

Almost surely, 2^{4666640220620} is an apocalyptic number.

It is an amenable number.

4666640220620 is an abundant number, since it is smaller than the sum of its proper divisors (6884844308020).

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

4666640220620 is a wasteful number, since it uses less digits than its factorization.

4666640220620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7022103 (or 7022101 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 4666640220620 in words is "four trillion, six hundred sixty-six billion, six hundred forty million, two hundred twenty thousand, six hundred twenty".