6472467729 has 40 divisors (see below), whose sum is σ = 11900011200. Its totient is φ = 3414045024.

The previous prime is 6472467721. The next prime is 6472467731. The reversal of 6472467729 is 9277642746.

It is not a de Polignac number, because 6472467729 - 2³ = 6472467721 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6472467721) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 431679 + ... + 446420.

It is an arithmetic number, because the mean of its divisors is an integer number (297500280).

Almost surely, 2^6472467729 is an apocalyptic number.

It is an amenable number.

6472467729 is a deficient number, since it is larger than the sum of its proper divisors (5427543471).

6472467729 is a wasteful number, since it uses less digits than its factorization.

6472467729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 878131 (or 878122 counting only the distinct ones).

The product of its digits is 7112448, while the sum is 54.

The square root of 6472467729 is about 80451.6483920622. The cubic root of 6472467729 is about 1863.6168618585.

The spelling of 6472467729 in words is "six billion, four hundred seventy-two million, four hundred sixty-seven thousand, seven hundred twenty-nine".