674474755091640 has 32 divisors (see below), whose sum is σ = 2023424265275280. Its totient is φ = 179859934691072.

The previous prime is 674474755091639. The next prime is 674474755091671. The reversal of 674474755091640 is 46190557474476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2810311479429 + ... + 2810311479668.

Almost surely, 2^{674474755091640} is an apocalyptic number.

674474755091640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

674474755091640 is an abundant number, since it is smaller than the sum of its proper divisors (1348949510183640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

674474755091640 is a wasteful number, since it uses less digits than its factorization.

674474755091640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5620622959111 (or 5620622959107 counting only the distinct ones).

The product of its (nonzero) digits is 711244800, while the sum is 69.

The spelling of 674474755091640 in words is "six hundred seventy-four trillion, four hundred seventy-four billion, seven hundred fifty-five million, ninety-one thousand, six hundred forty".