2520552578 has 32 divisors (see below), whose sum is σ = 4025471040. Its totient is φ = 1180327680.

The previous prime is 2520552571. The next prime is 2520552623. The reversal of 2520552578 is 8752550252.

It is not an unprimeable number, because it can be changed into a prime (2520552571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1462025 + ... + 1463747.

It is an arithmetic number, because the mean of its divisors is an integer number (125795970).

Almost surely, 2^2520552578 is an apocalyptic number.

2520552578 is a deficient number, since it is larger than the sum of its proper divisors (1504918462).

2520552578 is a wasteful number, since it uses less digits than its factorization.

2520552578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162.

The product of its (nonzero) digits is 280000, while the sum is 41.

The square root of 2520552578 is about 50205.1050989837. The cubic root of 2520552578 is about 1360.9178813080.

The spelling of 2520552578 in words is "two billion, five hundred twenty million, five hundred fifty-two thousand, five hundred seventy-eight".