1682864315249 has 8 divisors (see below), whose sum is σ = 1812334596072. Its totient is φ = 1553396774400.

The previous prime is 1682864315239. The next prime is 1682864315257. The reversal of 1682864315249 is 9425134682861.

It can be written as a sum of positive squares in 4 ways, for example, as 38909535025 + 1643954780224 = 197255^2 + 1282168^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1682864315249 - 2¹² = 1682864311153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1682864315239) 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, 693377 + ... + 1961249.

It is an arithmetic number, because the mean of its divisors is an integer number (226541824509).

Almost surely, 2^{1682864315249} is an apocalyptic number.

It is an amenable number.

1682864315249 is a deficient number, since it is larger than the sum of its proper divisors (129470280823).

1682864315249 is a wasteful number, since it uses less digits than its factorization.

1682864315249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1369987.

The product of its digits is 19906560, while the sum is 59.

The spelling of 1682864315249 in words is "one trillion, six hundred eighty-two billion, eight hundred sixty-four million, three hundred fifteen thousand, two hundred forty-nine".