2516241556 has 12 divisors (see below), whose sum is σ = 4407444468. Its totient is φ = 1256971712.

The previous prime is 2516241551. The next prime is 2516241589. The reversal of 2516241556 is 6551426152.

It can be written as a sum of positive squares in 2 ways, for example, as 1063412100 + 1452829456 = 32610^2 + 38116^2 .

It is a super-2 number, since 2×2516241556² = 12662943136282602272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516241551) 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, 282331 + ... + 291106.

It is an arithmetic number, because the mean of its divisors is an integer number (367287039).

Almost surely, 2^2516241556 is an apocalyptic number.

It is an amenable number.

2516241556 is a deficient number, since it is larger than the sum of its proper divisors (1891202912).

2516241556 is a wasteful number, since it uses less digits than its factorization.

2516241556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 574538 (or 574536 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 2516241556 is about 50162.1526252612. The cubic root of 2516241556 is about 1360.1415574971.

The spelling of 2516241556 in words is "two billion, five hundred sixteen million, two hundred forty-one thousand, five hundred fifty-six".