682932779720 has 32 divisors (see below), whose sum is σ = 1536672091320. Its totient is φ = 273160074240.

The previous prime is 682932779707. The next prime is 682932779729. The reversal of 682932779720 is 27977239286.

It can be written as a sum of positive squares in 4 ways, for example, as 549493073284 + 133439706436 = 741278^2 + 365294^2 .

It is not an unprimeable number, because it can be changed into a prime (682932779729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464174 + ... + 1257506.

Almost surely, 2^682932779720 is an apocalyptic number.

It is an amenable number.

682932779720 is an abundant number, since it is smaller than the sum of its proper divisors (853739311600).

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

682932779720 is a wasteful number, since it uses less digits than its factorization.

682932779720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814865 (or 814861 counting only the distinct ones).

The product of its (nonzero) digits is 32006016, while the sum is 62.

The spelling of 682932779720 in words is "six hundred eighty-two billion, nine hundred thirty-two million, seven hundred seventy-nine thousand, seven hundred twenty".