6620483811 has 4 divisors (see below), whose sum is σ = 8827311752. Its totient is φ = 4413655872.

The previous prime is 6620483809. The next prime is 6620483813. The reversal of 6620483811 is 1183840266.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (6620483809) and next prime (6620483813).

It is not a de Polignac number, because 6620483811 - 2¹ = 6620483809 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6620483811.

It is not an unprimeable number, because it can be changed into a prime (6620483813) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1103413966 + ... + 1103413971.

It is an arithmetic number, because the mean of its divisors is an integer number (2206827938).

Almost surely, 2^6620483811 is an apocalyptic number.

6620483811 is a deficient number, since it is larger than the sum of its proper divisors (2206827941).

6620483811 is a wasteful number, since it uses less digits than its factorization.

6620483811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2206827940.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 6620483811 is about 81366.3555224148. The cubic root of 6620483811 is about 1877.7160103782.

The spelling of 6620483811 in words is "six billion, six hundred twenty million, four hundred eighty-three thousand, eight hundred eleven".