671004826605704 has 8 divisors (see below), whose sum is σ = 1258134049885710. Its totient is φ = 335502413302848.

The previous prime is 671004826605689. The next prime is 671004826605767. The reversal of 671004826605704 is 407506628400176.

It can be written as a sum of positive squares in only one way, i.e., 667359285556804 + 3645541048900 = 25833298^2 + 1909330^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 671004826605704.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41937801662849 + ... + 41937801662864.

Almost surely, 2^{671004826605704} is an apocalyptic number.

It is an amenable number.

671004826605704 is a deficient number, since it is larger than the sum of its proper divisors (587129223280006).

671004826605704 is a wasteful number, since it uses less digits than its factorization.

671004826605704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83875603325719 (or 83875603325715 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 671004826605704 in words is "six hundred seventy-one trillion, four billion, eight hundred twenty-six million, six hundred five thousand, seven hundred four".