673689003552 has 60 divisors (see below), whose sum is σ = 1981300653486. Its totient is φ = 224563000320.

The previous prime is 673689003529. The next prime is 673689003587. The reversal of 673689003552 is 255300986376.

It is a happy number.

673689003552 is a `hidden beast` number, since 6 + 7 + 3 + 6 + 89 + 0 + 0 + 3 + 552 = 666.

It can be written as a sum of positive squares in only one way, i.e., 634641662736 + 39047340816 = 796644^2 + 197604^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 129952849 + ... + 129958032.

Almost surely, 2^673689003552 is an apocalyptic number.

It is an amenable number.

673689003552 is an abundant number, since it is smaller than the sum of its proper divisors (1307611649934).

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

673689003552 is a wasteful number, since it uses less digits than its factorization.

673689003552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259910903 (or 259910886 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 673689003552 in words is "six hundred seventy-three billion, six hundred eighty-nine million, three thousand, five hundred fifty-two".