67277870089 has 4 divisors (see below), whose sum is σ = 70818810640. Its totient is φ = 63736929540.

The previous prime is 67277870059. The next prime is 67277870119. The reversal of 67277870089 is 98007877276.

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 an interprime number because it is at equal distance from previous prime (67277870059) and next prime (67277870119).

It is a cyclic number.

It is not a de Polignac number, because 67277870089 - 2⁹ = 67277869577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67277870029) 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, 1770470247 + ... + 1770470284.

It is an arithmetic number, because the mean of its divisors is an integer number (17704702660).

Almost surely, 2^67277870089 is an apocalyptic number.

It is an amenable number.

67277870089 is a deficient number, since it is larger than the sum of its proper divisors (3540940551).

67277870089 is a wasteful number, since it uses less digits than its factorization.

67277870089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540940550.

The product of its (nonzero) digits is 16595712, while the sum is 61.

The spelling of 67277870089 in words is "sixty-seven billion, two hundred seventy-seven million, eight hundred seventy thousand, eighty-nine".