766056061 has 2 divisors, whose sum is σ = 766056062. Its totient is φ = 766056060.

The previous prime is 766056043. The next prime is 766056077. The reversal of 766056061 is 160650667.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 700607961 + 65448100 = 26469^2 + 8090^2 .

It is a cyclic number.

It is not a de Polignac number, because 766056061 - 2⁷ = 766055933 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 766056061.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766056001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383028030 + 383028031.

It is an arithmetic number, because the mean of its divisors is an integer number (383028031).

Almost surely, 2^766056061 is an apocalyptic number.

It is an amenable number.

766056061 is a deficient number, since it is larger than the sum of its proper divisors (1).

766056061 is an equidigital number, since it uses as much as digits as its factorization.

766056061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 766056061 is about 27677.7177707990. The cubic root of 766056061 is about 914.9980833467.

The spelling of 766056061 in words is "seven hundred sixty-six million, fifty-six thousand, sixty-one".