6480650858 has 24 divisors (see below), whose sum is σ = 10860229380. Its totient is φ = 2897452800.

The previous prime is 6480650857. The next prime is 6480650861. The reversal of 6480650858 is 8580560846.

It can be written as a sum of positive squares in 2 ways, for example, as 3872199529 + 2608451329 = 62227^2 + 51073^2 .

It is a super-2 number, since 2×6480650858² = 83997671086592272328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6480650857) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204743 + ... + 234266.

Almost surely, 2^6480650858 is an apocalyptic number.

6480650858 is a deficient number, since it is larger than the sum of its proper divisors (4379578522).

6480650858 is a wasteful number, since it uses less digits than its factorization.

6480650858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439094 (or 439083 counting only the distinct ones).

The product of its (nonzero) digits is 1843200, while the sum is 50.

The square root of 6480650858 is about 80502.4897627396. The cubic root of 6480650858 is about 1864.4019202213.

The spelling of 6480650858 in words is "six billion, four hundred eighty million, six hundred fifty thousand, eight hundred fifty-eight".