2556403352 has 32 divisors (see below), whose sum is σ = 4883556000. Its totient is φ = 1254299904.

The previous prime is 2556403303. The next prime is 2556403391. The reversal of 2556403352 is 2533046552.

It is a congruent number.

It is an unprimeable number.

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, 105218 + ... + 127214.

It is an arithmetic number, because the mean of its divisors is an integer number (152611125).

Almost surely, 2^2556403352 is an apocalyptic number.

It is an amenable number.

2556403352 is a deficient number, since it is larger than the sum of its proper divisors (2327152648).

2556403352 is a wasteful number, since it uses less digits than its factorization.

2556403352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22275 (or 22271 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

The square root of 2556403352 is about 50560.8875713233. The cubic root of 2556403352 is about 1367.3398131713.

The spelling of 2556403352 in words is "two billion, five hundred fifty-six million, four hundred three thousand, three hundred fifty-two".