2520623516 has 24 divisors (see below), whose sum is σ = 4555998720. Its totient is φ = 1218956400.

The previous prime is 2520623491. The next prime is 2520623561. The reversal of 2520623516 is 6153260252.

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, 259475 + ... + 269013.

It is an arithmetic number, because the mean of its divisors is an integer number (189833280).

Almost surely, 2^2520623516 is an apocalyptic number.

It is an amenable number.

2520623516 is a deficient number, since it is larger than the sum of its proper divisors (2035375204).

2520623516 is a wasteful number, since it uses less digits than its factorization.

2520623516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11705 (or 11703 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 2520623516 is about 50205.8115759520. The cubic root of 2520623516 is about 1360.9306483348.

Adding to 2520623516 its reverse (6153260252), we get a palindrome (8673883768).

The spelling of 2520623516 in words is "two billion, five hundred twenty million, six hundred twenty-three thousand, five hundred sixteen".