6506263156 has 12 divisors (see below), whose sum is σ = 11386527040. Its totient is φ = 3252969720.

The previous prime is 6506263133. The next prime is 6506263177. The reversal of 6506263156 is 6513626056.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126805 + ... + 170563.

Almost surely, 2^6506263156 is an apocalyptic number.

It is an amenable number.

6506263156 is a deficient number, since it is larger than the sum of its proper divisors (4880263884).

6506263156 is a wasteful number, since it uses less digits than its factorization.

6506263156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80934 (or 80932 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 40.

The square root of 6506263156 is about 80661.4105753179. The cubic root of 6506263156 is about 1866.8548039257.

The spelling of 6506263156 in words is "six billion, five hundred six million, two hundred sixty-three thousand, one hundred fifty-six".