2541849556 has 12 divisors (see below), whose sum is σ = 4473950292. Its totient is φ = 1263578048.

The previous prime is 2541849511. The next prime is 2541849581. The reversal of 2541849556 is 6559481452.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2059344400 + 482505156 = 45380^2 + 21966^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1835905 + ... + 1837288.

It is an arithmetic number, because the mean of its divisors is an integer number (372829191).

Almost surely, 2^2541849556 is an apocalyptic number.

It is an amenable number.

2541849556 is a deficient number, since it is larger than the sum of its proper divisors (1932100736).

2541849556 is a wasteful number, since it uses less digits than its factorization.

2541849556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673370 (or 3673368 counting only the distinct ones).

The product of its digits is 1728000, while the sum is 49.

The square root of 2541849556 is about 50416.7586820097. The cubic root of 2541849556 is about 1364.7400840612.

The spelling of 2541849556 in words is "two billion, five hundred forty-one million, eight hundred forty-nine thousand, five hundred fifty-six".