6495810340 has 24 divisors (see below), whose sum is σ = 14111589240. Its totient is φ = 2508726528.

The previous prime is 6495810329. The next prime is 6495810353. The reversal of 6495810340 is 430185946.

It can be written as a sum of positive squares in 4 ways, for example, as 1278348516 + 5217461824 = 35754^2 + 72232^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6495810293 and 6495810302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5599257 + ... + 5600416.

It is an arithmetic number, because the mean of its divisors is an integer number (587982885).

Almost surely, 2^6495810340 is an apocalyptic number.

It is an amenable number.

6495810340 is an abundant number, since it is smaller than the sum of its proper divisors (7615778900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6495810340 is a wasteful number, since it uses less digits than its factorization.

6495810340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11199711 (or 11199709 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 6495810340 is about 80596.5901263819. The cubic root of 6495810340 is about 1865.8545190810.

The spelling of 6495810340 in words is "six billion, four hundred ninety-five million, eight hundred ten thousand, three hundred forty".