67747480814 has 24 divisors (see below), whose sum is σ = 111816348168. Its totient is φ = 30602764080.

The previous prime is 67747480813. The next prime is 67747480909. The reversal of 67747480814 is 41808474776.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 67747480814.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67747480813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 532352 + ... + 647219.

It is an arithmetic number, because the mean of its divisors is an integer number (4659014507).

Almost surely, 2^67747480814 is an apocalyptic number.

67747480814 is a deficient number, since it is larger than the sum of its proper divisors (44068867354).

67747480814 is a wasteful number, since it uses less digits than its factorization.

67747480814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179680 (or 1179633 counting only the distinct ones).

The product of its (nonzero) digits is 8429568, while the sum is 56.

The spelling of 67747480814 in words is "sixty-seven billion, seven hundred forty-seven million, four hundred eighty thousand, eight hundred fourteen".