67676400373 has 2 divisors, whose sum is σ = 67676400374. Its totient is φ = 67676400372.

The previous prime is 67676400367. The next prime is 67676400413. The reversal of 67676400373 is 37300467676.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 65248571844 + 2427828529 = 255438^2 + 49273^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67676400373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67676400313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33838200186 + 33838200187.

It is an arithmetic number, because the mean of its divisors is an integer number (33838200187).

Almost surely, 2^67676400373 is an apocalyptic number.

It is an amenable number.

67676400373 is a deficient number, since it is larger than the sum of its proper divisors (1).

67676400373 is an equidigital number, since it uses as much as digits as its factorization.

67676400373 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2667168, while the sum is 49.

The spelling of 67676400373 in words is "sixty-seven billion, six hundred seventy-six million, four hundred thousand, three hundred seventy-three".