67345979002 has 16 divisors (see below), whose sum is σ = 104510213640. Its totient is φ = 32509415232.

The previous prime is 67345978991. The next prime is 67345979017. The reversal of 67345979002 is 20097954376.

It can be written as a sum of positive squares in 4 ways, for example, as 62126061001 + 5219918001 = 249251^2 + 72249^2 .

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 7 ways as a sum of consecutive naturals, for example, 918988 + ... + 989560.

Almost surely, 2^67345979002 is an apocalyptic number.

67345979002 is a deficient number, since it is larger than the sum of its proper divisors (37164234638).

67345979002 is a wasteful number, since it uses less digits than its factorization.

67345979002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87057.

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 67345979002 in words is "sixty-seven billion, three hundred forty-five million, nine hundred seventy-nine thousand, two".