6222879287661 has 16 divisors (see below), whose sum is σ = 8307850320000. Its totient is φ = 4143249394368.

The previous prime is 6222879287659. The next prime is 6222879287663. The reversal of 6222879287661 is 1667829782226.

It is an interprime number because it is at equal distance from previous prime (6222879287659) and next prime (6222879287663).

It is not a de Polignac number, because 6222879287661 - 2¹ = 6222879287659 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6222879287592 and 6222879287601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6222879287663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11303215 + ... + 11840963.

It is an arithmetic number, because the mean of its divisors is an integer number (519240645000).

Almost surely, 2^{6222879287661} is an apocalyptic number.

It is an amenable number.

6222879287661 is a deficient number, since it is larger than the sum of its proper divisors (2084971032339).

6222879287661 is a wasteful number, since it uses less digits than its factorization.

6222879287661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 542708.

The product of its digits is 97542144, while the sum is 66.

The spelling of 6222879287661 in words is "six trillion, two hundred twenty-two billion, eight hundred seventy-nine million, two hundred eighty-seven thousand, six hundred sixty-one".