3222077478791 has 2 divisors, whose sum is σ = 3222077478792. Its totient is φ = 3222077478790.

The previous prime is 3222077478787. The next prime is 3222077478793. The reversal of 3222077478791 is 1978747702223.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3222077478791 - 2² = 3222077478787 is a prime.

Together with 3222077478793, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3222077478791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3222077478793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611038739395 + 1611038739396.

It is an arithmetic number, because the mean of its divisors is an integer number (1611038739396).

Almost surely, 2^{3222077478791} is an apocalyptic number.

3222077478791 is a deficient number, since it is larger than the sum of its proper divisors (1).

3222077478791 is an equidigital number, since it uses as much as digits as its factorization.

3222077478791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16595712, while the sum is 59.

The spelling of 3222077478791 in words is "three trillion, two hundred twenty-two billion, seventy-seven million, four hundred seventy-eight thousand, seven hundred ninety-one".