2481861786 has 16 divisors (see below), whose sum is σ = 5047855200. Its totient is φ = 813265328.

The previous prime is 2481861779. The next prime is 2481861787. The reversal of 2481861786 is 6871681842.

It is not an unprimeable number, because it can be changed into a prime (2481861787) 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 7 ways as a sum of consecutive naturals, for example, 3505101 + ... + 3505808.

It is an arithmetic number, because the mean of its divisors is an integer number (315490950).

Almost surely, 2^2481861786 is an apocalyptic number.

2481861786 is an abundant number, since it is smaller than the sum of its proper divisors (2565993414).

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

2481861786 is a wasteful number, since it uses less digits than its factorization.

2481861786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7010973.

The product of its digits is 1032192, while the sum is 51.

The square root of 2481861786 is about 49818.2876662777. The cubic root of 2481861786 is about 1353.9185256000.

The spelling of 2481861786 in words is "two billion, four hundred eighty-one million, eight hundred sixty-one thousand, seven hundred eighty-six".