6220201665 has 16 divisors (see below), whose sum is σ = 10476129600. Its totient is φ = 3142838592.

The previous prime is 6220201657. The next prime is 6220201693. The reversal of 6220201665 is 5661020226.

It is not a de Polignac number, because 6220201665 - 2³ = 6220201657 is a prime.

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, 10912350 + ... + 10912919.

It is an arithmetic number, because the mean of its divisors is an integer number (654758100).

Almost surely, 2^6220201665 is an apocalyptic number.

It is an amenable number.

6220201665 is a deficient number, since it is larger than the sum of its proper divisors (4255927935).

6220201665 is a wasteful number, since it uses less digits than its factorization.

6220201665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21825296.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 6220201665 is about 78868.2551157308. The cubic root of 6220201665 is about 1839.0836711222.

The spelling of 6220201665 in words is "six billion, two hundred twenty million, two hundred one thousand, six hundred sixty-five".