773019645113 has 2 divisors, whose sum is σ = 773019645114. Its totient is φ = 773019645112.

The previous prime is 773019645109. The next prime is 773019645133. The reversal of 773019645113 is 311546910377.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 705527761849 + 67491883264 = 839957^2 + 259792^2 .

It is an emirp because it is prime and its reverse (311546910377) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 773019645113 - 2² = 773019645109 is a prime.

It is a super-3 number, since 3×773019645113³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (773019645103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 386509822556 + 386509822557.

It is an arithmetic number, because the mean of its divisors is an integer number (386509822557).

Almost surely, 2^773019645113 is an apocalyptic number.

It is an amenable number.

773019645113 is a deficient number, since it is larger than the sum of its proper divisors (1).

773019645113 is an equidigital number, since it uses as much as digits as its factorization.

773019645113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 476280, while the sum is 47.

The spelling of 773019645113 in words is "seven hundred seventy-three billion, nineteen million, six hundred forty-five thousand, one hundred thirteen".