6503343144 has 16 divisors (see below), whose sum is σ = 16258357920. Its totient is φ = 2167781040.

The previous prime is 6503343139. The next prime is 6503343169. The reversal of 6503343144 is 4413433056.

It is a super-2 number, since 2×6503343144² = 84586944097223609472, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135486292 + ... + 135486339.

It is an arithmetic number, because the mean of its divisors is an integer number (1016147370).

Almost surely, 2^6503343144 is an apocalyptic number.

It is an amenable number.

6503343144 is an abundant number, since it is smaller than the sum of its proper divisors (9755014776).

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

6503343144 is a wasteful number, since it uses less digits than its factorization.

6503343144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270972640 (or 270972636 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 33.

The square root of 6503343144 is about 80643.3081166689. The cubic root of 6503343144 is about 1866.5754805513.

The spelling of 6503343144 in words is "six billion, five hundred three million, three hundred forty-three thousand, one hundred forty-four".