2545242776 has 16 divisors (see below), whose sum is σ = 4772906640. Its totient is φ = 1272467680.

The previous prime is 2545242743. The next prime is 2545242787. The reversal of 2545242776 is 6772425452.

2545242776 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83390 + ... + 109746.

It is an arithmetic number, because the mean of its divisors is an integer number (298306665).

Almost surely, 2^2545242776 is an apocalyptic number.

It is an amenable number.

2545242776 is a deficient number, since it is larger than the sum of its proper divisors (2227663864).

2545242776 is a wasteful number, since it uses less digits than its factorization.

2545242776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38434 (or 38430 counting only the distinct ones).

The product of its digits is 940800, while the sum is 44.

The square root of 2545242776 is about 50450.3991659134. The cubic root of 2545242776 is about 1365.3470966753.

The spelling of 2545242776 in words is "two billion, five hundred forty-five million, two hundred forty-two thousand, seven hundred seventy-six".