680148066734 has 24 divisors (see below), whose sum is σ = 1049544896400. Its totient is φ = 330566020416.

The previous prime is 680148066713. The next prime is 680148066739. The reversal of 680148066734 is 437660841086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680148066739) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2753759 + ... + 2990565.

It is an arithmetic number, because the mean of its divisors is an integer number (43731037350).

Almost surely, 2^680148066734 is an apocalyptic number.

680148066734 is a deficient number, since it is larger than the sum of its proper divisors (369396829666).

680148066734 is a wasteful number, since it uses less digits than its factorization.

680148066734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237932 (or 237895 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 53.

The spelling of 680148066734 in words is "six hundred eighty billion, one hundred forty-eight million, sixty-six thousand, seven hundred thirty-four".