2449993866 has 16 divisors (see below), whose sum is σ = 4900476000. Its totient is φ = 816583248.

The previous prime is 2449993859. The next prime is 2449993907. The reversal of 2449993866 is 6683999442.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96585 + ... + 119283.

It is an arithmetic number, because the mean of its divisors is an integer number (306279750).

Almost surely, 2^2449993866 is an apocalyptic number.

2449993866 is an abundant number, since it is smaller than the sum of its proper divisors (2450482134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2449993866 is a wasteful number, since it uses less digits than its factorization.

2449993866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40693.

The product of its digits is 20155392, while the sum is 60.

The square root of 2449993866 is about 49497.4127202625. The cubic root of 2449993866 is about 1348.0986248198.

It can be divided in two parts, 244999 and 3866, that added together give a triangular number (248865 = T₇₀₅).

The spelling of 2449993866 in words is "two billion, four hundred forty-nine million, nine hundred ninety-three thousand, eight hundred sixty-six".