2545884913 has 16 divisors (see below), whose sum is σ = 2996433216. Its totient is φ = 2132504640.

The previous prime is 2545884907. The next prime is 2545884923. The reversal of 2545884913 is 3194885452.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2545884913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545884923) 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, 63670 + ... + 95632.

It is an arithmetic number, because the mean of its divisors is an integer number (187277076).

Almost surely, 2^2545884913 is an apocalyptic number.

It is an amenable number.

2545884913 is a deficient number, since it is larger than the sum of its proper divisors (450548303).

2545884913 is a wasteful number, since it uses less digits than its factorization.

2545884913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32544.

The product of its digits is 1382400, while the sum is 49.

The square root of 2545884913 is about 50456.7628073780. The cubic root of 2545884913 is about 1365.4619077491.

The spelling of 2545884913 in words is "two billion, five hundred forty-five million, eight hundred eighty-four thousand, nine hundred thirteen".