2494663807 has 4 divisors (see below), whose sum is σ = 2494770616. Its totient is φ = 2494557000.

The previous prime is 2494663777. The next prime is 2494663841. The reversal of 2494663807 is 7083664942.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2494663807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2494663867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1653 + ... + 70654.

It is an arithmetic number, because the mean of its divisors is an integer number (623692654).

Almost surely, 2^2494663807 is an apocalyptic number.

2494663807 is a deficient number, since it is larger than the sum of its proper divisors (106809).

2494663807 is an equidigital number, since it uses as much as digits as its factorization.

2494663807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106808.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The square root of 2494663807 is about 49946.6095646141. The cubic root of 2494663807 is about 1356.2424766811.

The spelling of 2494663807 in words is "two billion, four hundred ninety-four million, six hundred sixty-three thousand, eight hundred seven".