674324638239 has 48 divisors (see below), whose sum is σ = 1059908889600. Its totient is φ = 380193621696.

The previous prime is 674324638223. The next prime is 674324638271. The reversal of 674324638239 is 932836423476.

It is not a de Polignac number, because 674324638239 - 2⁴ = 674324638223 is a prime.

It is a super-2 number, since 2×674324638239² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674324638139) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3741454 + ... + 3917540.

It is an arithmetic number, because the mean of its divisors is an integer number (22081435200).

Almost surely, 2^674324638239 is an apocalyptic number.

674324638239 is a deficient number, since it is larger than the sum of its proper divisors (385584251361).

674324638239 is a wasteful number, since it uses less digits than its factorization.

674324638239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176452 (or 176445 counting only the distinct ones).

The product of its digits is 31352832, while the sum is 57.

The spelling of 674324638239 in words is "six hundred seventy-four billion, three hundred twenty-four million, six hundred thirty-eight thousand, two hundred thirty-nine".