766045919 has 2 divisors, whose sum is σ = 766045920. Its totient is φ = 766045918.

The previous prime is 766045901. The next prime is 766045937. The reversal of 766045919 is 919540667.

It is a balanced prime because it is at equal distance from previous prime (766045901) and next prime (766045937).

It is a cyclic number.

It is not a de Polignac number, because 766045919 - 2⁸ = 766045663 is a prime.

It is a super-2 number, since 2×766045919² = 1173652700033109122, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766045979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383022959 + 383022960.

It is an arithmetic number, because the mean of its divisors is an integer number (383022960).

Almost surely, 2^766045919 is an apocalyptic number.

766045919 is a deficient number, since it is larger than the sum of its proper divisors (1).

766045919 is an equidigital number, since it uses as much as digits as its factorization.

766045919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 766045919 is about 27677.5345542192. The cubic root of 766045919 is about 914.9940453692.

The spelling of 766045919 in words is "seven hundred sixty-six million, forty-five thousand, nine hundred nineteen".