2963868985 has 48 divisors (see below), whose sum is σ = 4529524608. Its totient is φ = 1822106880.

The previous prime is 2963868959. The next prime is 2963868989. The reversal of 2963868985 is 5898683692.

It is a happy number.

It is not a de Polignac number, because 2963868985 - 2¹³ = 2963860793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2963868989) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 304362 + ... + 313948.

It is an arithmetic number, because the mean of its divisors is an integer number (94365096).

Almost surely, 2^2963868985 is an apocalyptic number.

It is an amenable number.

2963868985 is a deficient number, since it is larger than the sum of its proper divisors (1565655623).

2963868985 is a wasteful number, since it uses less digits than its factorization.

2963868985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9694 (or 9683 counting only the distinct ones).

The product of its digits is 44789760, while the sum is 64.

The square root of 2963868985 is about 54441.4271028966. The cubic root of 2963868985 is about 1436.4361758332.

It can be divided in two parts, 296386 and 8985, that added together give a triangular number (305371 = T₇₈₁).

The spelling of 2963868985 in words is "two billion, nine hundred sixty-three million, eight hundred sixty-eight thousand, nine hundred eighty-five".