6724512461 has 8 divisors (see below), whose sum is σ = 7017865920. Its totient is φ = 6431240992.

The previous prime is 6724512439. The next prime is 6724512479. The reversal of 6724512461 is 1642154276.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6724512461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6724512161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195785 + ... + 227553.

It is an arithmetic number, because the mean of its divisors is an integer number (877233240).

Almost surely, 2^6724512461 is an apocalyptic number.

It is an amenable number.

6724512461 is a deficient number, since it is larger than the sum of its proper divisors (293353459).

6724512461 is a wasteful number, since it uses less digits than its factorization.

6724512461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40995.

The product of its digits is 80640, while the sum is 38.

The square root of 6724512461 is about 82003.1247026600. The cubic root of 6724512461 is about 1887.4998867067.

The spelling of 6724512461 in words is "six billion, seven hundred twenty-four million, five hundred twelve thousand, four hundred sixty-one".