2545828257 has 8 divisors (see below), whose sum is σ = 3879357376. Its totient is φ = 1454758992.

The previous prime is 2545828223. The next prime is 2545828261. The reversal of 2545828257 is 7528285452.

It is a happy number.

2545828257 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2545828257 - 2¹¹ = 2545826209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2545828277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60614938 + ... + 60614979.

It is an arithmetic number, because the mean of its divisors is an integer number (484919672).

Almost surely, 2^2545828257 is an apocalyptic number.

It is an amenable number.

2545828257 is a deficient number, since it is larger than the sum of its proper divisors (1333529119).

2545828257 is a wasteful number, since it uses less digits than its factorization.

2545828257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121229927.

The product of its digits is 1792000, while the sum is 48.

The square root of 2545828257 is about 50456.2013730721. The cubic root of 2545828257 is about 1365.4517786995.

The spelling of 2545828257 in words is "two billion, five hundred forty-five million, eight hundred twenty-eight thousand, two hundred fifty-seven".