674264966493843 has 10 divisors (see below), whose sum is σ = 1007235320318084. Its totient is φ = 449509977662508.

The previous prime is 674264966493829. The next prime is 674264966493857. The reversal of 674264966493843 is 348394669462476.

674264966493843 is a `hidden beast` number, since 6 + 7 + 4 + 2 + 6 + 49 + 6 + 6 + 493 + 84 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (674264966493829) and next prime (674264966493857).

It is not a de Polignac number, because 674264966493843 - 2¹³ = 674264966485651 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (81), and also a Moran number because the ratio is a prime number: 8324258845603 = 674264966493843 / (6 + 7 + 4 + 2 + 6 + 4 + 9 + 6 + 6 + 4 + 9 + 3 + 8 + 4 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674264966493803) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 4162129422721 + ... + 4162129422882.

Almost surely, 2^{674264966493843} is an apocalyptic number.

674264966493843 is a deficient number, since it is larger than the sum of its proper divisors (332970353824241).

674264966493843 is an equidigital number, since it uses as much as digits as its factorization.

674264966493843 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8324258845615 (or 8324258845606 counting only the distinct ones).

The product of its digits is 27088846848, while the sum is 81.

The spelling of 674264966493843 in words is "six hundred seventy-four trillion, two hundred sixty-four billion, nine hundred sixty-six million, four hundred ninety-three thousand, eight hundred forty-three".