67733018040 has 64 divisors (see below), whose sum is σ = 204251968800. Its totient is φ = 17968545792.

The previous prime is 67733018027. The next prime is 67733018047. The reversal of 67733018040 is 4081033776.

It is a self number, because there is not a number n which added to its sum of digits gives 67733018040.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67733018047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1439125 + ... + 1485444.

Almost surely, 2^67733018040 is an apocalyptic number.

67733018040 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

67733018040 is an abundant number, since it is smaller than the sum of its proper divisors (136518950760).

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

67733018040 is a wasteful number, since it uses less digits than its factorization.

67733018040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2924776 (or 2924772 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 67733018040 in words is "sixty-seven billion, seven hundred thirty-three million, eighteen thousand, forty".