2830277969649 has 63 divisors (see below), whose sum is σ = 4595965175217. Its totient is φ = 1741346133696.

The previous prime is 2830277969587. The next prime is 2830277969669. The reversal of 2830277969649 is 9469697720382.

The square root of 2830277969649 is 1682343.

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

It can be written as a sum of positive squares in 4 ways, for example, as 817559649 + 2829460410000 = 28593^2 + 1682100^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2830277969649 is a prime.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (2830277969669) 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 62 ways as a sum of consecutive naturals, for example, 590499997 + ... + 590504789.

Almost surely, 2^{2830277969649} is an apocalyptic number.

2830277969649 is the 1682343-rd square number.

2830277969649 is the 841172-nd centered octagonal number.

It is an amenable number.

2830277969649 is a deficient number, since it is larger than the sum of its proper divisors (1765687205568).

2830277969649 is an frugal number, since it uses more digits than its factorization.

2830277969649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9630 (or 4809 counting only the distinct ones).

The product of its (nonzero) digits is 493807104, while the sum is 72.

The spelling of 2830277969649 in words is "two trillion, eight hundred thirty billion, two hundred seventy-seven million, nine hundred sixty-nine thousand, six hundred forty-nine".