2520345045 has 8 divisors (see below), whose sum is σ = 4032552096. Its totient is φ = 1344184016.

The previous prime is 2520345029. The next prime is 2520345059. The reversal of 2520345045 is 5405430252.

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

It is a cyclic number.

It is not a de Polignac number, because 2520345045 - 2⁴ = 2520345029 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84011487 + ... + 84011516.

It is an arithmetic number, because the mean of its divisors is an integer number (504069012).

Almost surely, 2^2520345045 is an apocalyptic number.

It is an amenable number.

2520345045 is a deficient number, since it is larger than the sum of its proper divisors (1512207051).

2520345045 is a wasteful number, since it uses less digits than its factorization.

2520345045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168023011.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 2520345045 is about 50203.0382048736. The cubic root of 2520345045 is about 1360.8805292970.

Adding to 2520345045 its reverse (5405430252), we get a palindrome (7925775297).

The spelling of 2520345045 in words is "two billion, five hundred twenty million, three hundred forty-five thousand, forty-five".