6729487672 has 16 divisors (see below), whose sum is σ = 13360012560. Its totient is φ = 3166817664.

The previous prime is 6729487603. The next prime is 6729487733. The reversal of 6729487672 is 2767849276.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24740628 + ... + 24740899.

It is an arithmetic number, because the mean of its divisors is an integer number (835000785).

Almost surely, 2^6729487672 is an apocalyptic number.

It is an amenable number.

6729487672 is a deficient number, since it is larger than the sum of its proper divisors (6630524888).

6729487672 is a wasteful number, since it uses less digits than its factorization.

6729487672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49481550 (or 49481546 counting only the distinct ones).

The product of its digits is 14224896, while the sum is 58.

The square root of 6729487672 is about 82033.4545901853. The cubic root of 6729487672 is about 1887.9652684109.

The spelling of 6729487672 in words is "six billion, seven hundred twenty-nine million, four hundred eighty-seven thousand, six hundred seventy-two".