67034043325477 has 2 divisors, whose sum is σ = 67034043325478. Its totient is φ = 67034043325476.

The previous prime is 67034043325427. The next prime is 67034043325489. The reversal of 67034043325477 is 77452334043076.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52830423550116 + 14203619775361 = 7268454^2 + 3768769^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-67034043325477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67034043325427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33517021662738 + 33517021662739.

It is an arithmetic number, because the mean of its divisors is an integer number (33517021662739).

Almost surely, 2^{67034043325477} is an apocalyptic number.

It is an amenable number.

67034043325477 is a deficient number, since it is larger than the sum of its proper divisors (1).

67034043325477 is an equidigital number, since it uses as much as digits as its factorization.

67034043325477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35562240, while the sum is 55.

The spelling of 67034043325477 in words is "sixty-seven trillion, thirty-four billion, forty-three million, three hundred twenty-five thousand, four hundred seventy-seven".