729514674909 has 6 divisors (see below), whose sum is σ = 1053743419326. Its totient is φ = 486343116600.

The previous prime is 729514674907. The next prime is 729514674923. The reversal of 729514674909 is 909476415927.

729514674909 is a `hidden beast` number, since 7 + 29 + 514 + 6 + 7 + 4 + 90 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 594436374009 + 135078300900 = 770997^2 + 367530^2 .

It is not a de Polignac number, because 729514674909 - 2¹ = 729514674907 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (729514674907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40528593042 + ... + 40528593059.

It is an arithmetic number, because the mean of its divisors is an integer number (175623903221).

Almost surely, 2^729514674909 is an apocalyptic number.

It is an amenable number.

729514674909 is a deficient number, since it is larger than the sum of its proper divisors (324228744417).

729514674909 is a wasteful number, since it uses less digits than its factorization.

729514674909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81057186107 (or 81057186104 counting only the distinct ones).

The product of its (nonzero) digits is 34292160, while the sum is 63.

The spelling of 729514674909 in words is "seven hundred twenty-nine billion, five hundred fourteen million, six hundred seventy-four thousand, nine hundred nine".