334772778793 has 2 divisors, whose sum is σ = 334772778794. Its totient is φ = 334772778792.

The previous prime is 334772778787. The next prime is 334772778829. The reversal of 334772778793 is 397877277433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 259843023504 + 74929755289 = 509748^2 + 273733^2 .

It is an emirp because it is prime and its reverse (397877277433) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-334772778793 is a prime.

It is a super-2 number, since 2×334772778793² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (334772778763) 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 as a sum of consecutive naturals, namely, 167386389396 + 167386389397.

It is an arithmetic number, because the mean of its divisors is an integer number (167386389397).

Almost surely, 2^334772778793 is an apocalyptic number.

It is an amenable number.

334772778793 is a deficient number, since it is larger than the sum of its proper divisors (1).

334772778793 is an equidigital number, since it uses as much as digits as its factorization.

334772778793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 261382464, while the sum is 67.

The spelling of 334772778793 in words is "three hundred thirty-four billion, seven hundred seventy-two million, seven hundred seventy-eight thousand, seven hundred ninety-three".