6246115603729 has 9 divisors (see below), whose sum is σ = 6272959208827. Its totient is φ = 6219386413744.

The previous prime is 6246115603727. The next prime is 6246115603867. The reversal of 6246115603729 is 9273065116426.

The square root of 6246115603729 is 2499223.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 5649439691025 + 596675912704 = 2376855^2 + 772448^2 .

It is not a de Polignac number, because 6246115603729 - 2¹ = 6246115603727 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6246115603723) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 597309069 + ... + 597319525.

Almost surely, 2^{6246115603729} is an apocalyptic number.

6246115603729 is the 2499223-rd square number.

6246115603729 is the 1249612-nd centered octagonal number.

It is an amenable number.

6246115603729 is a deficient number, since it is larger than the sum of its proper divisors (26843605098).

6246115603729 is an frugal number, since it uses more digits than its factorization.

6246115603729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21392 (or 10696 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 6246115603729 in words is "six trillion, two hundred forty-six billion, one hundred fifteen million, six hundred three thousand, seven hundred twenty-nine".