67669040799 has 6 divisors (see below), whose sum is σ = 97744170056. Its totient is φ = 45112693860.

The previous prime is 67669040783. The next prime is 67669040891. The reversal of 67669040799 is 99704096676.

It is not a de Polignac number, because 67669040799 - 2⁴ = 67669040783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67669040729) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3759391147 + ... + 3759391164.

Almost surely, 2^67669040799 is an apocalyptic number.

67669040799 is a deficient number, since it is larger than the sum of its proper divisors (30075129257).

67669040799 is a wasteful number, since it uses less digits than its factorization.

67669040799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7518782317 (or 7518782314 counting only the distinct ones).

The product of its (nonzero) digits is 30862944, while the sum is 63.

The spelling of 67669040799 in words is "sixty-seven billion, six hundred sixty-nine million, forty thousand, seven hundred ninety-nine".