67047548368 has 40 divisors (see below), whose sum is σ = 131109463368. Its totient is φ = 33213100032.

The previous prime is 67047548353. The next prime is 67047548369. The reversal of 67047548368 is 86384574076.

67047548368 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29011627584 + 38035920784 = 170328^2 + 195028^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67047548369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5267580 + ... + 5280292.

Almost surely, 2^67047548368 is an apocalyptic number.

It is an amenable number.

67047548368 is a deficient number, since it is larger than the sum of its proper divisors (64061915000).

67047548368 is a wasteful number, since it uses less digits than its factorization.

67047548368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15751 (or 15745 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 58.

The spelling of 67047548368 in words is "sixty-seven billion, forty-seven million, five hundred forty-eight thousand, three hundred sixty-eight".