67674509974 has 4 divisors (see below), whose sum is σ = 101511764964. Its totient is φ = 33837254986.

The previous prime is 67674509963. The next prime is 67674509989. The reversal of 67674509974 is 47990547676.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 16918627492 + ... + 16918627495.

It is an arithmetic number, because the mean of its divisors is an integer number (25377941241).

Almost surely, 2^67674509974 is an apocalyptic number.

67674509974 is a deficient number, since it is larger than the sum of its proper divisors (33837254990).

67674509974 is a wasteful number, since it uses less digits than its factorization.

67674509974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33837254989.

The product of its (nonzero) digits is 80015040, while the sum is 64.

The spelling of 67674509974 in words is "sixty-seven billion, six hundred seventy-four million, five hundred nine thousand, nine hundred seventy-four".