65937867679 has 2 divisors, whose sum is σ = 65937867680. Its totient is φ = 65937867678.

The previous prime is 65937867641. The next prime is 65937867701. The reversal of 65937867679 is 97676873956.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65937867679 - 2¹³ = 65937859487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65937867379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32968933839 + 32968933840.

It is an arithmetic number, because the mean of its divisors is an integer number (32968933840).

Almost surely, 2^65937867679 is an apocalyptic number.

65937867679 is a deficient number, since it is larger than the sum of its proper divisors (1).

65937867679 is an equidigital number, since it uses as much as digits as its factorization.

65937867679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 720135360, while the sum is 73.

The spelling of 65937867679 in words is "sixty-five billion, nine hundred thirty-seven million, eight hundred sixty-seven thousand, six hundred seventy-nine".