680140204 has 6 divisors (see below), whose sum is σ = 1190245364. Its totient is φ = 340070100.

The previous prime is 680140193. The next prime is 680140213. The reversal of 680140204 is 402041086.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85017522 + ... + 85017529.

Almost surely, 2^680140204 is an apocalyptic number.

It is an amenable number.

680140204 is a deficient number, since it is larger than the sum of its proper divisors (510105160).

680140204 is a wasteful number, since it uses less digits than its factorization.

680140204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170035055 (or 170035053 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 680140204 is about 26079.4977712379. The cubic root of 680140204 is about 879.4263668576.

The spelling of 680140204 in words is "six hundred eighty million, one hundred forty thousand, two hundred four".