6620295147 has 16 divisors (see below), whose sum is σ = 8854544160. Its totient is φ = 4399808000.

The previous prime is 6620295083. The next prime is 6620295167. The reversal of 6620295147 is 7415920266.

It is a cyclic number.

It is not a de Polignac number, because 6620295147 - 2⁶ = 6620295083 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 6620295099 and 6620295108.

It is not an unprimeable number, because it can be changed into a prime (6620295167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2362147 + ... + 2364947.

It is an arithmetic number, because the mean of its divisors is an integer number (553409010).

Almost surely, 2^6620295147 is an apocalyptic number.

6620295147 is a deficient number, since it is larger than the sum of its proper divisors (2234249013).

6620295147 is a wasteful number, since it uses less digits than its factorization.

6620295147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 6620295147 is about 81365.1961651909. The cubic root of 6620295147 is about 1877.6981737775.

The spelling of 6620295147 in words is "six billion, six hundred twenty million, two hundred ninety-five thousand, one hundred forty-seven".