685710033352 has 16 divisors (see below), whose sum is σ = 1285720179660. Its totient is φ = 342851318784.

The previous prime is 685710033343. The next prime is 685710033377. The reversal of 685710033352 is 253330017586.

It can be written as a sum of positive squares in 2 ways, for example, as 636526326276 + 49183707076 = 797826^2 + 221774^2 .

It is a junction number, because it is equal to n+sod(n) for n = 685710033299 and 685710033308.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426328 + ... + 1246264.

Almost surely, 2^685710033352 is an apocalyptic number.

It is an amenable number.

685710033352 is a deficient number, since it is larger than the sum of its proper divisors (600010146308).

685710033352 is a wasteful number, since it uses less digits than its factorization.

685710033352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924480 (or 924476 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 685710033352 in words is "six hundred eighty-five billion, seven hundred ten million, thirty-three thousand, three hundred fifty-two".