6221770220695 has 16 divisors (see below), whose sum is σ = 7512797220480. Its totient is φ = 4946327817984.

The previous prime is 6221770220657. The next prime is 6221770220777. The reversal of 6221770220695 is 5960220771226.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6221770220695 - 2¹³ = 6221770212503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165586 + ... + 3531424.

It is an arithmetic number, because the mean of its divisors is an integer number (469549826280).

Almost surely, 2^{6221770220695} is an apocalyptic number.

6221770220695 is a deficient number, since it is larger than the sum of its proper divisors (1291026999785).

6221770220695 is a wasteful number, since it uses less digits than its factorization.

6221770220695 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368154.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 6221770220695 in words is "six trillion, two hundred twenty-one billion, seven hundred seventy million, two hundred twenty thousand, six hundred ninety-five".