768041077 has 2 divisors, whose sum is σ = 768041078. Its totient is φ = 768041076.

The previous prime is 768041063. The next prime is 768041083. The reversal of 768041077 is 770140867.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 557384881 + 210656196 = 23609^2 + 14514^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-768041077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (768041177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384020538 + 384020539.

It is an arithmetic number, because the mean of its divisors is an integer number (384020539).

Almost surely, 2^768041077 is an apocalyptic number.

It is an amenable number.

768041077 is a deficient number, since it is larger than the sum of its proper divisors (1).

768041077 is an equidigital number, since it uses as much as digits as its factorization.

768041077 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65856, while the sum is 40.

The square root of 768041077 is about 27713.5540304740. The cubic root of 768041077 is about 915.7877206359.

The spelling of 768041077 in words is "seven hundred sixty-eight million, forty-one thousand, seventy-seven".