6410468849 has 4 divisors (see below), whose sum is σ = 6411102180. Its totient is φ = 6409835520.

The previous prime is 6410468807. The next prime is 6410468971. The reversal of 6410468849 is 9488640146.

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 5767339249 + 643129600 = 75943^2 + 25360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6410468849 is a prime.

It is a super-2 number, since 2×6410468849² = 82188221727998769602, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6410468797 and 6410468806.

It is not an unprimeable number, because it can be changed into a prime (6410468249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301232 + ... + 321809.

It is an arithmetic number, because the mean of its divisors is an integer number (1602775545).

Almost surely, 2^6410468849 is an apocalyptic number.

It is an amenable number.

6410468849 is a deficient number, since it is larger than the sum of its proper divisors (633331).

6410468849 is a wasteful number, since it uses less digits than its factorization.

6410468849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 633330.

The product of its (nonzero) digits is 1327104, while the sum is 50.

The square root of 6410468849 is about 80065.4035710806. The cubic root of 6410468849 is about 1857.6473172307.

The spelling of 6410468849 in words is "six billion, four hundred ten million, four hundred sixty-eight thousand, eight hundred forty-nine".