674266045013 has 12 divisors (see below), whose sum is σ = 759211883724. Its totient is φ = 598018660800.

The previous prime is 674266045007. The next prime is 674266045021. The reversal of 674266045013 is 310540662476.

It can be written as a sum of positive squares in 2 ways, for example, as 92527297489 + 581738747524 = 304183^2 + 762718^2 .

It is not a de Polignac number, because 674266045013 - 2⁸ = 674266044757 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674266045513) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 67951706 + ... + 67961627.

It is an arithmetic number, because the mean of its divisors is an integer number (63267656977).

Almost surely, 2^674266045013 is an apocalyptic number.

It is an amenable number.

674266045013 is a deficient number, since it is larger than the sum of its proper divisors (84945838711).

674266045013 is a wasteful number, since it uses less digits than its factorization.

674266045013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135913396 (or 135913385 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 674266045013 in words is "six hundred seventy-four billion, two hundred sixty-six million, forty-five thousand, thirteen".