2556610424 has 32 divisors (see below), whose sum is σ = 4954944000. Its totient is φ = 1235403360.

The previous prime is 2556610373. The next prime is 2556610429. The reversal of 2556610424 is 4240166552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556610429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188627 + ... + 201725.

It is an arithmetic number, because the mean of its divisors is an integer number (154842000).

Almost surely, 2^2556610424 is an apocalyptic number.

It is an amenable number.

2556610424 is a deficient number, since it is larger than the sum of its proper divisors (2398333576).

2556610424 is a wasteful number, since it uses less digits than its factorization.

2556610424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13923 (or 13919 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 2556610424 is about 50562.9352787197. The cubic root of 2556610424 is about 1367.3767309430.

Adding to 2556610424 its reverse (4240166552), we get a palindrome (6796776976).

The spelling of 2556610424 in words is "two billion, five hundred fifty-six million, six hundred ten thousand, four hundred twenty-four".