673666740074 has 8 divisors (see below), whose sum is σ = 1010532640260. Its totient is φ = 336822526656.

The previous prime is 673666740037. The next prime is 673666740101. The reversal of 673666740074 is 470047666376.

It can be written as a sum of positive squares in 2 ways, for example, as 666905789449 + 6760950625 = 816643^2 + 82225^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5343809 + ... + 5468420.

Almost surely, 2^673666740074 is an apocalyptic number.

673666740074 is a deficient number, since it is larger than the sum of its proper divisors (336865900186).

673666740074 is a wasteful number, since it uses less digits than its factorization.

673666740074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10843384.

The product of its (nonzero) digits is 21337344, while the sum is 56.

The spelling of 673666740074 in words is "six hundred seventy-three billion, six hundred sixty-six million, seven hundred forty thousand, seventy-four".