2555168028 has 48 divisors (see below), whose sum is σ = 6819235584. Its totient is φ = 729463680.

The previous prime is 2555168027. The next prime is 2555168029. The reversal of 2555168028 is 8208615552.

It is an interprime number because it is at equal distance from previous prime (2555168027) and next prime (2555168029).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555168027) 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, 99451 + ... + 122477.

It is an arithmetic number, because the mean of its divisors is an integer number (142067408).

Almost surely, 2^2555168028 is an apocalyptic number.

2555168028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2555168028 is an abundant number, since it is smaller than the sum of its proper divisors (4264067556).

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

2555168028 is a wasteful number, since it uses less digits than its factorization.

2555168028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24362 (or 24360 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 42.

The square root of 2555168028 is about 50548.6698934799. The cubic root of 2555168028 is about 1367.1195323572.

The spelling of 2555168028 in words is "two billion, five hundred fifty-five million, one hundred sixty-eight thousand, twenty-eight".