67498118416 has 15 divisors (see below), whose sum is σ = 130779617943. Its totient is φ = 33748539600.

The previous prime is 67498118341. The next prime is 67498118417. The reversal of 67498118416 is 61481189476.

It is a happy number.

The square root of 67498118416 is 259804.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67498118417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1006741 + ... + 1071691.

Almost surely, 2^67498118416 is an apocalyptic number.

67498118416 is the 259804-th square number.

It is an amenable number.

67498118416 is a deficient number, since it is larger than the sum of its proper divisors (63281499527).

67498118416 is an frugal number, since it uses more digits than its factorization.

67498118416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129910 (or 64953 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 55.

The spelling of 67498118416 in words is "sixty-seven billion, four hundred ninety-eight million, one hundred eighteen thousand, four hundred sixteen".