6620200416 has 96 divisors (see below), whose sum is σ = 19719866880. Its totient is φ = 2159768448.

The previous prime is 6620200397. The next prime is 6620200451. The reversal of 6620200416 is 6140020266.

It is a happy number.

6620200416 is a `hidden beast` number, since 6 + 620 + 20 + 0 + 4 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 6620200416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40906 + ... + 122121.

It is an arithmetic number, because the mean of its divisors is an integer number (205415280).

Almost surely, 2^6620200416 is an apocalyptic number.

It is an amenable number.

6620200416 is an abundant number, since it is smaller than the sum of its proper divisors (13099666464).

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

6620200416 is a wasteful number, since it uses less digits than its factorization.

6620200416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163093 (or 163079 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 6620200416 is about 81364.6140284583. The cubic root of 6620200416 is about 1877.6892176273.

The spelling of 6620200416 in words is "six billion, six hundred twenty million, two hundred thousand, four hundred sixteen".