67758243348 has 12 divisors (see below), whose sum is σ = 158102567840. Its totient is φ = 22586081112.

The previous prime is 67758243337. The next prime is 67758243383. The reversal of 67758243348 is 84334285776.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2823260128 + ... + 2823260151.

Almost surely, 2^67758243348 is an apocalyptic number.

It is an amenable number.

67758243348 is an abundant number, since it is smaller than the sum of its proper divisors (90344324492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67758243348 is a wasteful number, since it uses less digits than its factorization.

67758243348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5646520286 (or 5646520284 counting only the distinct ones).

The product of its digits is 27095040, while the sum is 57.

The spelling of 67758243348 in words is "sixty-seven billion, seven hundred fifty-eight million, two hundred forty-three thousand, three hundred forty-eight".