670585835720 has 64 divisors (see below), whose sum is σ = 1532177141040. Its totient is φ = 264110976000.

The previous prime is 670585835683. The next prime is 670585835741. The reversal of 670585835720 is 27538585076.

It can be written as a sum of positive squares in 8 ways, for example, as 252062235364 + 418523600356 = 502058^2 + 646934^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272714 + ... + 1189766.

Almost surely, 2^670585835720 is an apocalyptic number.

It is an amenable number.

670585835720 is an abundant number, since it is smaller than the sum of its proper divisors (861591305320).

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

670585835720 is a wasteful number, since it uses less digits than its factorization.

670585835720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917346 (or 917342 counting only the distinct ones).

The product of its (nonzero) digits is 14112000, while the sum is 56.

The spelling of 670585835720 in words is "six hundred seventy billion, five hundred eighty-five million, eight hundred thirty-five thousand, seven hundred twenty".