674822019909 has 8 divisors (see below), whose sum is σ = 901714457952. Its totient is φ = 448905464240.

The previous prime is 674822019889. The next prime is 674822019913. The reversal of 674822019909 is 909910228476.

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

It is a cyclic number.

It is not a de Polignac number, because 674822019909 - 2²¹ = 674819922757 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674822019959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243968979 + ... + 243971744.

It is an arithmetic number, because the mean of its divisors is an integer number (112714307244).

Almost surely, 2^674822019909 is an apocalyptic number.

It is an amenable number.

674822019909 is a deficient number, since it is larger than the sum of its proper divisors (226892438043).

674822019909 is a wasteful number, since it uses less digits than its factorization.

674822019909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487941187.

The product of its (nonzero) digits is 3919104, while the sum is 57.

The spelling of 674822019909 in words is "six hundred seventy-four billion, eight hundred twenty-two million, nineteen thousand, nine hundred nine".