67731344030352 has 20 divisors (see below), whose sum is σ = 174972638745200. Its totient is φ = 22577114676768.

The previous prime is 67731344030303. The next prime is 67731344030353. The reversal of 67731344030352 is 25303044313776.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 1411069667299 = 67731344030352 / (6 + 7 + 7 + 3 + 1 + 3 + 4 + 4 + 0 + 3 + 0 + 3 + 5 + 2).

It is not an unprimeable number, because it can be changed into a prime (67731344030353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705534833602 + ... + 705534833697.

It is an arithmetic number, because the mean of its divisors is an integer number (8748631937260).

Almost surely, 2^{67731344030352} is an apocalyptic number.

It is an amenable number.

67731344030352 is an abundant number, since it is smaller than the sum of its proper divisors (107241294714848).

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

67731344030352 is a wasteful number, since it uses less digits than its factorization.

67731344030352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411069667310 (or 1411069667304 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 48.

The spelling of 67731344030352 in words is "sixty-seven trillion, seven hundred thirty-one billion, three hundred forty-four million, thirty thousand, three hundred fifty-two".