2049412556 has 6 divisors (see below), whose sum is σ = 3586471980. Its totient is φ = 1024706276.

The previous prime is 2049412553. The next prime is 2049412567. The reversal of 2049412556 is 6552149402.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2049412553) 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 as a sum of consecutive naturals, namely, 256176566 + ... + 256176573.

It is an arithmetic number, because the mean of its divisors is an integer number (597745330).

Almost surely, 2^2049412556 is an apocalyptic number.

It is an amenable number.

2049412556 is a deficient number, since it is larger than the sum of its proper divisors (1537059424).

2049412556 is a wasteful number, since it uses less digits than its factorization.

2049412556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512353143 (or 512353141 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 2049412556 is about 45270.4379921379. The cubic root of 2049412556 is about 1270.2127396939.

The spelling of 2049412556 in words is "two billion, forty-nine million, four hundred twelve thousand, five hundred fifty-six".