2783322880691 has 2 divisors, whose sum is σ = 2783322880692. Its totient is φ = 2783322880690.

The previous prime is 2783322880687. The next prime is 2783322880753. The reversal of 2783322880691 is 1960882233872.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2783322880691 - 2² = 2783322880687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2783322880691.

It is not a weakly prime, because it can be changed into another prime (2783322880631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1391661440345 + 1391661440346.

It is an arithmetic number, because the mean of its divisors is an integer number (1391661440346).

Almost surely, 2^{2783322880691} is an apocalyptic number.

2783322880691 is a deficient number, since it is larger than the sum of its proper divisors (1).

2783322880691 is an equidigital number, since it uses as much as digits as its factorization.

2783322880691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 2783322880691 in words is "two trillion, seven hundred eighty-three billion, three hundred twenty-two million, eight hundred eighty thousand, six hundred ninety-one".