2555403536 has 80 divisors (see below), whose sum is σ = 5795629056. Its totient is φ = 1068751488.

The previous prime is 2555403437. The next prime is 2555403553. The reversal of 2555403536 is 6353045552.

It is a self number, because there is not a number n which added to its sum of digits gives 2555403536.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3089555 + ... + 3090381.

Almost surely, 2^2555403536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555403536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2897814528).

2555403536 is an abundant number, since it is smaller than the sum of its proper divisors (3240225520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2555403536 is a wasteful number, since it uses less digits than its factorization.

2555403536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1476 (or 1470 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 38.

The square root of 2555403536 is about 50550.9993570849. Note that the first 3 decimals coincide. The cubic root of 2555403536 is about 1367.1615332083.

The spelling of 2555403536 in words is "two billion, five hundred fifty-five million, four hundred three thousand, five hundred thirty-six".