2545788113 has 16 divisors (see below), whose sum is σ = 2943077760. Its totient is φ = 2180035200.

The previous prime is 2545788103. The next prime is 2545788139. The reversal of 2545788113 is 3118875452.

It is a cyclic number.

It is not a de Polignac number, because 2545788113 - 2¹⁰ = 2545787089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2545788103) 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, 84245 + ... + 110402.

It is an arithmetic number, because the mean of its divisors is an integer number (183942360).

Almost surely, 2^2545788113 is an apocalyptic number.

It is an amenable number.

2545788113 is a deficient number, since it is larger than the sum of its proper divisors (397289647).

2545788113 is a wasteful number, since it uses less digits than its factorization.

2545788113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194728.

The product of its digits is 268800, while the sum is 44.

The square root of 2545788113 is about 50455.8035611366. The cubic root of 2545788113 is about 1365.4446016005. Note that the first 3 decimals are identical.

The spelling of 2545788113 in words is "two billion, five hundred forty-five million, seven hundred eighty-eight thousand, one hundred thirteen".