2944964989 has 2 divisors, whose sum is σ = 2944964990. Its totient is φ = 2944964988.

The previous prime is 2944964977. The next prime is 2944965073. The reversal of 2944964989 is 9894694492.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2763604900 + 181360089 = 52570^2 + 13467^2 .

It is a cyclic number.

It is not a de Polignac number, because 2944964989 - 2⁷ = 2944964861 is a prime.

It is a super-3 number, since 3×2944964989³ (a number of 29 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2944964989.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2944964089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1472482494 + 1472482495.

It is an arithmetic number, because the mean of its divisors is an integer number (1472482495).

Almost surely, 2^2944964989 is an apocalyptic number.

It is an amenable number.

2944964989 is a deficient number, since it is larger than the sum of its proper divisors (1).

2944964989 is an equidigital number, since it uses as much as digits as its factorization.

2944964989 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40310784, while the sum is 64.

The square root of 2944964989 is about 54267.5316280370. The cubic root of 2944964989 is about 1433.3757255835.

The spelling of 2944964989 in words is "two billion, nine hundred forty-four million, nine hundred sixty-four thousand, nine hundred eighty-nine".