2259145545 has 16 divisors (see below), whose sum is σ = 3615278400. Its totient is φ = 1204662464.

The previous prime is 2259145513. The next prime is 2259145549. The reversal of 2259145545 is 5455419522.

2259145545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2259145545 - 2⁵ = 2259145513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2259145497 and 2259145506.

It is not an unprimeable number, because it can be changed into a prime (2259145549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109762 + ... + 128708.

It is an arithmetic number, because the mean of its divisors is an integer number (225954900).

Almost surely, 2^2259145545 is an apocalyptic number.

It is an amenable number.

2259145545 is a deficient number, since it is larger than the sum of its proper divisors (1356132855).

2259145545 is a wasteful number, since it uses less digits than its factorization.

2259145545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26904.

The product of its digits is 360000, while the sum is 42.

The square root of 2259145545 is about 47530.4696484266. The cubic root of 2259145545 is about 1312.1437124529.

The spelling of 2259145545 in words is "two billion, two hundred fifty-nine million, one hundred forty-five thousand, five hundred forty-five".