67097455489 has 4 divisors (see below), whose sum is σ = 67106645424. Its totient is φ = 67088265556.

The previous prime is 67097455471. The next prime is 67097455493. The reversal of 67097455489 is 98455479076.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 67097455489 - 2¹³ = 67097447297 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 67097455489.

It is not an unprimeable number, because it can be changed into a prime (67097455429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4584007 + ... + 4598620.

It is an arithmetic number, because the mean of its divisors is an integer number (16776661356).

Almost surely, 2^67097455489 is an apocalyptic number.

It is an amenable number.

67097455489 is a deficient number, since it is larger than the sum of its proper divisors (9189935).

67097455489 is an equidigital number, since it uses as much as digits as its factorization.

67097455489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9189934.

The product of its (nonzero) digits is 76204800, while the sum is 64.

The spelling of 67097455489 in words is "sixty-seven billion, ninety-seven million, four hundred fifty-five thousand, four hundred eighty-nine".