680146598 has 4 divisors (see below), whose sum is σ = 1020219900. Its totient is φ = 340073298.

The previous prime is 680146589. The next prime is 680146613. The reversal of 680146598 is 895641086.

It is a semiprime because it is the product of two primes.

It is a congruent number.

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, 170036648 + ... + 170036651.

It is an arithmetic number, because the mean of its divisors is an integer number (255054975).

Almost surely, 2^680146598 is an apocalyptic number.

680146598 is a deficient number, since it is larger than the sum of its proper divisors (340073302).

680146598 is a wasteful number, since it uses less digits than its factorization.

680146598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340073301.

The product of its (nonzero) digits is 414720, while the sum is 47.

The square root of 680146598 is about 26079.6203576663. The cubic root of 680146598 is about 879.4291226789.

The spelling of 680146598 in words is "six hundred eighty million, one hundred forty-six thousand, five hundred ninety-eight".