770773476377 has 2 divisors, whose sum is σ = 770773476378. Its totient is φ = 770773476376.

The previous prime is 770773476329. The next prime is 770773476397. The reversal of 770773476377 is 773674377077.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 685193239696 + 85580236681 = 827764^2 + 292541^2 .

It is a cyclic number.

It is not a de Polignac number, because 770773476377 - 2²⁴ = 770756699161 is a prime.

It is a super-2 number, since 2×770773476377² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (770773476397) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 385386738188 + 385386738189.

It is an arithmetic number, because the mean of its divisors is an integer number (385386738189).

Almost surely, 2^770773476377 is an apocalyptic number.

It is an amenable number.

770773476377 is a deficient number, since it is larger than the sum of its proper divisors (1).

770773476377 is an equidigital number, since it uses as much as digits as its factorization.

770773476377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 177885288, while the sum is 65.

The spelling of 770773476377 in words is "seven hundred seventy billion, seven hundred seventy-three million, four hundred seventy-six thousand, three hundred seventy-seven".