2520606378 has 32 divisors (see below), whose sum is σ = 5135385600. Its totient is φ = 824555376.

The previous prime is 2520606377. The next prime is 2520606391. The reversal of 2520606378 is 8736060252.

It is not an unprimeable number, because it can be changed into a prime (2520606377) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 213375 + ... + 224877.

It is an arithmetic number, because the mean of its divisors is an integer number (160480800).

Almost surely, 2^2520606378 is an apocalyptic number.

2520606378 is an abundant number, since it is smaller than the sum of its proper divisors (2614779222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2520606378 is a wasteful number, since it uses less digits than its factorization.

2520606378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12186.

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 2520606378 is about 50205.6408982098. The cubic root of 2520606378 is about 1360.9275639548.

The spelling of 2520606378 in words is "two billion, five hundred twenty million, six hundred six thousand, three hundred seventy-eight".