673594369344 has 672 divisors, whose sum is σ = 2199866998784. Its totient is φ = 195641671680.

The previous prime is 673594369339. The next prime is 673594369361. The reversal of 673594369344 is 443963495376.

It is a happy number.

673594369344 is a `hidden beast` number, since 6 + 7 + 3 + 594 + 3 + 6 + 9 + 34 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2152058532 + ... + 2152058844.

Almost surely, 2^673594369344 is an apocalyptic number.

673594369344 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673594369344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1099933499392).

673594369344 is an abundant number, since it is smaller than the sum of its proper divisors (1526272629440).

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

673594369344 is a wasteful number, since it uses less digits than its factorization.

673594369344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 562 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 63.

The spelling of 673594369344 in words is "six hundred seventy-three billion, five hundred ninety-four million, three hundred sixty-nine thousand, three hundred forty-four".