67253086391951 has 2 divisors, whose sum is σ = 67253086391952. Its totient is φ = 67253086391950.

The previous prime is 67253086391941. The next prime is 67253086392017. The reversal of 67253086391951 is 15919368035276.

67253086391951 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67253086391951 - 2¹⁴ = 67253086375567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67253086391941) 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, 33626543195975 + 33626543195976.

It is an arithmetic number, because the mean of its divisors is an integer number (33626543195976).

Almost surely, 2^{67253086391951} is an apocalyptic number.

67253086391951 is a deficient number, since it is larger than the sum of its proper divisors (1).

67253086391951 is an equidigital number, since it uses as much as digits as its factorization.

67253086391951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 73483200, while the sum is 65.

The spelling of 67253086391951 in words is "sixty-seven trillion, two hundred fifty-three billion, eighty-six million, three hundred ninety-one thousand, nine hundred fifty-one".