674865611063844 has 96 divisors (see below), whose sum is σ = 1611890579819520. Its totient is φ = 219644129271168.

The previous prime is 674865611063843. The next prime is 674865611063867. The reversal of 674865611063844 is 448360116568476.

It is a super-2 number, since 2×674865611063844² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (674865611063843) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 20442403482 + ... + 20442436494.

It is an arithmetic number, because the mean of its divisors is an integer number (16790526873120).

Almost surely, 2^{674865611063844} is an apocalyptic number.

It is an amenable number.

674865611063844 is an abundant number, since it is smaller than the sum of its proper divisors (937024968755676).

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

674865611063844 is a wasteful number, since it uses less digits than its factorization.

674865611063844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46209 (or 46207 counting only the distinct ones).

The product of its (nonzero) digits is 557383680, while the sum is 69.

The spelling of 674865611063844 in words is "six hundred seventy-four trillion, eight hundred sixty-five billion, six hundred eleven million, sixty-three thousand, eight hundred forty-four".