767796149 has 2 divisors, whose sum is σ = 767796150. Its totient is φ = 767796148.

The previous prime is 767796119. The next prime is 767796163. The reversal of 767796149 is 941697767.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 485320900 + 282475249 = 22030^2 + 16807^2 .

It is a cyclic number.

It is not a de Polignac number, because 767796149 - 2⁸ = 767795893 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 767796094 and 767796103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (767796119) 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, 383898074 + 383898075.

It is an arithmetic number, because the mean of its divisors is an integer number (383898075).

Almost surely, 2^767796149 is an apocalyptic number.

It is an amenable number.

767796149 is a deficient number, since it is larger than the sum of its proper divisors (1).

767796149 is an equidigital number, since it uses as much as digits as its factorization.

767796149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4000752, while the sum is 56.

The square root of 767796149 is about 27709.1347573323. The cubic root of 767796149 is about 915.6903621703.

It can be divided in two parts, 76779 and 6149, that added together give a palindrome (82928).

The spelling of 767796149 in words is "seven hundred sixty-seven million, seven hundred ninety-six thousand, one hundred forty-nine".