2545487365 has 8 divisors (see below), whose sum is σ = 3065380128. Its totient is φ = 2029193040.

The previous prime is 2545487363. The next prime is 2545487387. The reversal of 2545487365 is 5637845452.

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

It is not a de Polignac number, because 2545487365 - 2¹ = 2545487363 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2545487363) 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, 898051 + ... + 900880.

It is an arithmetic number, because the mean of its divisors is an integer number (383172516).

Almost surely, 2^2545487365 is an apocalyptic number.

It is an amenable number.

2545487365 is a deficient number, since it is larger than the sum of its proper divisors (519892763).

2545487365 is a wasteful number, since it uses less digits than its factorization.

2545487365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799219.

The product of its digits is 4032000, while the sum is 49.

The square root of 2545487365 is about 50452.8231618410. The cubic root of 2545487365 is about 1365.3908303141.

The spelling of 2545487365 in words is "two billion, five hundred forty-five million, four hundred eighty-seven thousand, three hundred sixty-five".