682346241649 has 4 divisors (see below), whose sum is σ = 682347965940. Its totient is φ = 682344517360.

The previous prime is 682346241641. The next prime is 682346241727. The reversal of 682346241649 is 946142643286.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 221434242624 + 460911999025 = 470568^2 + 678905^2 .

It is a cyclic number.

It is not a de Polignac number, because 682346241649 - 2³ = 682346241641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 682346241649.

It is not an unprimeable number, because it can be changed into a prime (682346241641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60759 + ... + 1169779.

It is an arithmetic number, because the mean of its divisors is an integer number (170586991485).

Almost surely, 2^682346241649 is an apocalyptic number.

It is an amenable number.

682346241649 is a deficient number, since it is larger than the sum of its proper divisors (1724291).

682346241649 is a wasteful number, since it uses less digits than its factorization.

682346241649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724290.

The product of its digits is 11943936, while the sum is 55.

The spelling of 682346241649 in words is "six hundred eighty-two billion, three hundred forty-six million, two hundred forty-one thousand, six hundred forty-nine".