67964017345 has 32 divisors (see below), whose sum is σ = 96466417920. Its totient is φ = 44976072960.

The previous prime is 67964017333. The next prime is 67964017357. The reversal of 67964017345 is 54371046976.

It is an interprime number because it is at equal distance from previous prime (67964017333) and next prime (67964017357).

It is not a de Polignac number, because 67964017345 - 2¹³ = 67964009153 is a prime.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 67964017292 and 67964017301.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2361814 + ... + 2390416.

It is an arithmetic number, because the mean of its divisors is an integer number (3014575560).

Almost surely, 2^67964017345 is an apocalyptic number.

It is an amenable number.

67964017345 is a deficient number, since it is larger than the sum of its proper divisors (28502400575).

67964017345 is a wasteful number, since it uses less digits than its factorization.

67964017345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30985.

The product of its (nonzero) digits is 3810240, while the sum is 52.

The spelling of 67964017345 in words is "sixty-seven billion, nine hundred sixty-four million, seventeen thousand, three hundred forty-five".