2520545005 has 16 divisors (see below), whose sum is σ = 3413404800. Its totient is φ = 1769911360.

The previous prime is 2520544973. The next prime is 2520545011. The reversal of 2520545005 is 5005450252.

It is not a de Polignac number, because 2520545005 - 2⁵ = 2520544973 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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 788545 + ... + 791734.

It is an arithmetic number, because the mean of its divisors is an integer number (213337800).

Almost surely, 2^2520545005 is an apocalyptic number.

It is an amenable number.

2520545005 is a deficient number, since it is larger than the sum of its proper divisors (892859795).

2520545005 is a wasteful number, since it uses less digits than its factorization.

2520545005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580324.

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 2520545005 is about 50205.0296783101. The cubic root of 2520545005 is about 1360.9165183474.

Adding to 2520545005 its reverse (5005450252), we get a palindrome (7525995257).

The spelling of 2520545005 in words is "two billion, five hundred twenty million, five hundred forty-five thousand, five".