2555542249 has 8 divisors (see below), whose sum is σ = 2755258632. Its totient is φ = 2356273920.

The previous prime is 2555542243. The next prime is 2555542261. The reversal of 2555542249 is 9422455552.

2555542249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2059225 + 2553483024 = 1435^2 + 50532^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2555542249 - 2¹¹ = 2555540201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2555542243) 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, 100114 + ... + 123019.

It is an arithmetic number, because the mean of its divisors is an integer number (344407329).

Almost surely, 2^2555542249 is an apocalyptic number.

It is an amenable number.

2555542249 is a deficient number, since it is larger than the sum of its proper divisors (199716383).

2555542249 is a wasteful number, since it uses less digits than its factorization.

2555542249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224027.

The product of its digits is 720000, while the sum is 43.

The square root of 2555542249 is about 50552.3713489288. The cubic root of 2555542249 is about 1367.1862702859.

The spelling of 2555542249 in words is "two billion, five hundred fifty-five million, five hundred forty-two thousand, two hundred forty-nine".