65676319 has 2 divisors, whose sum is σ = 65676320. Its totient is φ = 65676318.

The previous prime is 65676307. The next prime is 65676337. The reversal of 65676319 is 91367656.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65676319 - 2¹⁵ = 65643551 is a prime.

It is a super-2 number, since 2×65676319² = 8626757754779522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65676379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32838159 + 32838160.

It is an arithmetic number, because the mean of its divisors is an integer number (32838160).

Almost surely, 2^65676319 is an apocalyptic number.

65676319 is a deficient number, since it is larger than the sum of its proper divisors (1).

65676319 is an equidigital number, since it uses as much as digits as its factorization.

65676319 is an evil number, because the sum of its binary digits is even.

The product of its digits is 204120, while the sum is 43.

The square root of 65676319 is about 8104.0927314537. The cubic root of 65676319 is about 403.4622763898.

The spelling of 65676319 in words is "sixty-five million, six hundred seventy-six thousand, three hundred nineteen".