674242236121265 has 16 divisors (see below), whose sum is σ = 924683844997632. Its totient is φ = 462333144181824.

The previous prime is 674242236121253. The next prime is 674242236121297. The reversal of 674242236121265 is 562121632242476.

It is a cyclic number.

It is not a de Polignac number, because 674242236121265 - 2³² = 674237941153969 is a prime.

It is a Duffinian 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 in 15 ways as a sum of consecutive naturals, for example, 87699209 + ... + 95076998.

It is an arithmetic number, because the mean of its divisors is an integer number (57792740312352).

Almost surely, 2^{674242236121265} is an apocalyptic number.

It is an amenable number.

674242236121265 is a deficient number, since it is larger than the sum of its proper divisors (250441608876367).

674242236121265 is a wasteful number, since it uses less digits than its factorization.

674242236121265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182881616.

The product of its digits is 11612160, while the sum is 53.

The spelling of 674242236121265 in words is "six hundred seventy-four trillion, two hundred forty-two billion, two hundred thirty-six million, one hundred twenty-one thousand, two hundred sixty-five".