2755609245 has 24 divisors (see below), whose sum is σ = 4781560056. Its totient is φ = 1468067328.

The previous prime is 2755609243. The next prime is 2755609247. The reversal of 2755609245 is 5429065572.

2755609245 is a `hidden beast` number, since 2 + 7 + 556 + 0 + 92 + 4 + 5 = 666.

2755609245 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2755609243) and next prime (2755609247).

It can be written as a sum of positive squares in 4 ways, for example, as 193933476 + 2561675769 = 13926^2 + 50613^2 .

It is not a de Polignac number, because 2755609245 - 2¹ = 2755609243 is a prime.

It is a super-2 number, since 2×2755609245² = 15186764622258940050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 2755609245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2755609243) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9489 + ... + 74841.

It is an arithmetic number, because the mean of its divisors is an integer number (199231669).

Almost surely, 2^2755609245 is an apocalyptic number.

It is an amenable number.

2755609245 is a deficient number, since it is larger than the sum of its proper divisors (2025950811).

2755609245 is a wasteful number, since it uses less digits than its factorization.

2755609245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66301 (or 66298 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The square root of 2755609245 is about 52493.8972167242. The cubic root of 2755609245 is about 1401.9715835614.

The spelling of 2755609245 in words is "two billion, seven hundred fifty-five million, six hundred nine thousand, two hundred forty-five".