283778304791 has 2 divisors, whose sum is σ = 283778304792. Its totient is φ = 283778304790.

The previous prime is 283778304787. The next prime is 283778304833. The reversal of 283778304791 is 197403877382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 283778304791 - 2² = 283778304787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 283778304791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (283778304721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141889152395 + 141889152396.

It is an arithmetic number, because the mean of its divisors is an integer number (141889152396).

Almost surely, 2^283778304791 is an apocalyptic number.

283778304791 is a deficient number, since it is larger than the sum of its proper divisors (1).

283778304791 is an equidigital number, since it uses as much as digits as its factorization.

283778304791 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14224896, while the sum is 59.

The spelling of 283778304791 in words is "two hundred eighty-three billion, seven hundred seventy-eight million, three hundred four thousand, seven hundred ninety-one".