6505246436 has 12 divisors (see below), whose sum is σ = 12259887612. Its totient is φ = 3002421408.

The previous prime is 6505246421. The next prime is 6505246439. The reversal of 6505246436 is 6346425056.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1819022500 + 4686223936 = 42650^2 + 68456^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6505246393 and 6505246402.

It is not an unprimeable number, because it can be changed into a prime (6505246439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62550395 + ... + 62550498.

It is an arithmetic number, because the mean of its divisors is an integer number (1021657301).

Almost surely, 2^6505246436 is an apocalyptic number.

It is an amenable number.

6505246436 is a deficient number, since it is larger than the sum of its proper divisors (5754641176).

6505246436 is a wasteful number, since it uses less digits than its factorization.

6505246436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125100910 (or 125100908 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 41.

The square root of 6505246436 is about 80655.1079349597. The cubic root of 6505246436 is about 1866.7575557077.

The spelling of 6505246436 in words is "six billion, five hundred five million, two hundred forty-six thousand, four hundred thirty-six".