67265757553543 has 2 divisors, whose sum is σ = 67265757553544. Its totient is φ = 67265757553542.

The previous prime is 67265757553531. The next prime is 67265757553627. The reversal of 67265757553543 is 34535575756276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67265757553543 - 2¹³ = 67265757545351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (67215757553543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33632878776771 + 33632878776772.

It is an arithmetic number, because the mean of its divisors is an integer number (33632878776772).

Almost surely, 2^{67265757553543} is an apocalyptic number.

67265757553543 is a deficient number, since it is larger than the sum of its proper divisors (1).

67265757553543 is an equidigital number, since it uses as much as digits as its factorization.

67265757553543 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2778300000, while the sum is 70.

The spelling of 67265757553543 in words is "sixty-seven trillion, two hundred sixty-five billion, seven hundred fifty-seven million, five hundred fifty-three thousand, five hundred forty-three".