2555552403 has 16 divisors (see below), whose sum is σ = 3808680960. Its totient is φ = 1693496808.

The previous prime is 2555552401. The next prime is 2555552407. The reversal of 2555552403 is 3042555552.

It is not a de Polignac number, because 2555552403 - 2¹ = 2555552401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555552401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 278875 + ... + 287892.

It is an arithmetic number, because the mean of its divisors is an integer number (238042560).

Almost surely, 2^2555552403 is an apocalyptic number.

2555552403 is a deficient number, since it is larger than the sum of its proper divisors (1253128557).

2555552403 is a wasteful number, since it uses less digits than its factorization.

2555552403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566943 (or 566937 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 36.

The square root of 2555552403 is about 50552.4717793304. The cubic root of 2555552403 is about 1367.1880810420.

The spelling of 2555552403 in words is "two billion, five hundred fifty-five million, five hundred fifty-two thousand, four hundred three".