773827730274133 has 2 divisors, whose sum is σ = 773827730274134. Its totient is φ = 773827730274132.

The previous prime is 773827730273947. The next prime is 773827730274167. The reversal of 773827730274133 is 331472037728377.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 550109958262929 + 223717772011204 = 23454423^2 + 14957198^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-773827730274133 is a prime.

It is a super-2 number, since 2×773827730274133² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (773827730274433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386913865137066 + 386913865137067.

It is an arithmetic number, because the mean of its divisors is an integer number (386913865137067).

Almost surely, 2^{773827730274133} is an apocalyptic number.

It is an amenable number.

773827730274133 is a deficient number, since it is larger than the sum of its proper divisors (1).

773827730274133 is an equidigital number, since it uses as much as digits as its factorization.

773827730274133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 174254976, while the sum is 64.

The spelling of 773827730274133 in words is "seven hundred seventy-three trillion, eight hundred twenty-seven billion, seven hundred thirty million, two hundred seventy-four thousand, one hundred thirty-three".