6492037649 has 8 divisors (see below), whose sum is σ = 6668746920. Its totient is φ = 6315394176.

The previous prime is 6492037619. The next prime is 6492037687. The reversal of 6492037649 is 9467302946.

It can be written as a sum of positive squares in 4 ways, for example, as 1439671249 + 5052366400 = 37943^2 + 71080^2 .

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 6492037649 - 2³² = 2197070353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6492037597 and 6492037606.

It is not an unprimeable number, because it can be changed into a prime (6492037619) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 235157 + ... + 261309.

It is an arithmetic number, because the mean of its divisors is an integer number (833593365).

Almost surely, 2^6492037649 is an apocalyptic number.

It is an amenable number.

6492037649 is a deficient number, since it is larger than the sum of its proper divisors (176709271).

6492037649 is a wasteful number, since it uses less digits than its factorization.

6492037649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32899.

The product of its (nonzero) digits is 1959552, while the sum is 50.

The square root of 6492037649 is about 80573.1819466006. The cubic root of 6492037649 is about 1865.4932269351.

The spelling of 6492037649 in words is "six billion, four hundred ninety-two million, thirty-seven thousand, six hundred forty-nine".