67406767037 has 2 divisors, whose sum is σ = 67406767038. Its totient is φ = 67406767036.

The previous prime is 67406767027. The next prime is 67406767067. The reversal of 67406767037 is 73076760476.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39513090841 + 27893676196 = 198779^2 + 167014^2 .

It is a cyclic number.

It is not a de Polignac number, because 67406767037 - 2²⁶ = 67339658173 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67406767037.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67406767027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33703383518 + 33703383519.

It is an arithmetic number, because the mean of its divisors is an integer number (33703383519).

Almost surely, 2^67406767037 is an apocalyptic number.

It is an amenable number.

67406767037 is a deficient number, since it is larger than the sum of its proper divisors (1).

67406767037 is an equidigital number, since it uses as much as digits as its factorization.

67406767037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6223392, while the sum is 53.

The spelling of 67406767037 in words is "sixty-seven billion, four hundred six million, seven hundred sixty-seven thousand, thirty-seven".