67797294916 has 12 divisors (see below), whose sum is σ = 127771825132. Its totient is φ = 31291059168.

The previous prime is 67797294881. The next prime is 67797294931. The reversal of 67797294916 is 61949279776.

It can be written as a sum of positive squares in 2 ways, for example, as 6419214400 + 61378080516 = 80120^2 + 247746^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 651897015 + ... + 651897118.

Almost surely, 2^67797294916 is an apocalyptic number.

It is an amenable number.

67797294916 is a deficient number, since it is larger than the sum of its proper divisors (59974530216).

67797294916 is a wasteful number, since it uses less digits than its factorization.

67797294916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303794150 (or 1303794148 counting only the distinct ones).

The product of its digits is 72013536, while the sum is 67.

The spelling of 67797294916 in words is "sixty-seven billion, seven hundred ninety-seven million, two hundred ninety-four thousand, nine hundred sixteen".