76649011 has 2 divisors, whose sum is σ = 76649012. Its totient is φ = 76649010.

The previous prime is 76649009. The next prime is 76649033. The reversal of 76649011 is 11094667.

It is a weak prime.

It is an emirp because it is prime and its reverse (11094667) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76649011 - 2¹ = 76649009 is a prime.

Together with 76649009, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (76649711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38324505 + 38324506.

It is an arithmetic number, because the mean of its divisors is an integer number (38324506).

Almost surely, 2^76649011 is an apocalyptic number.

76649011 is a deficient number, since it is larger than the sum of its proper divisors (1).

76649011 is an equidigital number, since it uses as much as digits as its factorization.

76649011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 76649011 is about 8754.9420900426. The cubic root of 76649011 is about 424.7846863225.

The spelling of 76649011 in words is "seventy-six million, six hundred forty-nine thousand, eleven".