766595461 has 2 divisors, whose sum is σ = 766595462. Its totient is φ = 766595460.

The previous prime is 766595447. The next prime is 766595471. The reversal of 766595461 is 164595667.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 553143361 + 213452100 = 23519^2 + 14610^2 .

It is a cyclic number.

It is not a de Polignac number, because 766595461 - 2⁵ = 766595429 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766595471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383297730 + 383297731.

It is an arithmetic number, because the mean of its divisors is an integer number (383297731).

Almost surely, 2^766595461 is an apocalyptic number.

It is an amenable number.

766595461 is a deficient number, since it is larger than the sum of its proper divisors (1).

766595461 is an equidigital number, since it uses as much as digits as its factorization.

766595461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1360800, while the sum is 49.

The square root of 766595461 is about 27687.4603566308. The cubic root of 766595461 is about 915.2127909450.

The spelling of 766595461 in words is "seven hundred sixty-six million, five hundred ninety-five thousand, four hundred sixty-one".