67396976226 has 24 divisors (see below), whose sum is σ = 149973453084. Its totient is φ = 21858478560.

The previous prime is 67396976219. The next prime is 67396976261. The reversal of 67396976226 is 62267969376.

It can be written as a sum of positive squares in 2 ways, for example, as 46545905025 + 20851071201 = 215745^2 + 144399^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50597665 + ... + 50598996.

Almost surely, 2^67396976226 is an apocalyptic number.

67396976226 is an abundant number, since it is smaller than the sum of its proper divisors (82576476858).

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

67396976226 is a wasteful number, since it uses less digits than its factorization.

67396976226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101196706 (or 101196703 counting only the distinct ones).

The product of its digits is 61725888, while the sum is 63.

The spelling of 67396976226 in words is "sixty-seven billion, three hundred ninety-six million, nine hundred seventy-six thousand, two hundred twenty-six".