2749999963 has 4 divisors (see below), whose sum is σ = 2750167728. Its totient is φ = 2749832200.

The previous prime is 2749999957. The next prime is 2749999981. The reversal of 2749999963 is 3699999472.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2749999963 - 2⁹ = 2749999451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2749999363) 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 3 ways as a sum of consecutive naturals, for example, 56263 + ... + 93088.

It is an arithmetic number, because the mean of its divisors is an integer number (687541932).

Almost surely, 2^2749999963 is an apocalyptic number.

2749999963 is a deficient number, since it is larger than the sum of its proper divisors (167765).

2749999963 is a wasteful number, since it uses less digits than its factorization.

2749999963 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167764.

The product of its digits is 59521392, while the sum is 67.

The square root of 2749999963 is about 52440.4420557264. The cubic root of 2749999963 is about 1401.0196590443.

The spelling of 2749999963 in words is "two billion, seven hundred forty-nine million, nine hundred ninety-nine thousand, nine hundred sixty-three".