2520868898 has 8 divisors (see below), whose sum is σ = 3818742300. Its totient is φ = 1247954800.

The previous prime is 2520868873. The next prime is 2520868901. The reversal of 2520868898 is 8988680252.

It can be written as a sum of positive squares in 2 ways, for example, as 2018974489 + 501894409 = 44933^2 + 22403^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6239573 + ... + 6239976.

Almost surely, 2^2520868898 is an apocalyptic number.

2520868898 is a deficient number, since it is larger than the sum of its proper divisors (1297873402).

2520868898 is a wasteful number, since it uses less digits than its factorization.

2520868898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12479652.

The product of its (nonzero) digits is 4423680, while the sum is 56.

The square root of 2520868898 is about 50208.2552773944. The cubic root of 2520868898 is about 1360.9748089755.

The spelling of 2520868898 in words is "two billion, five hundred twenty million, eight hundred sixty-eight thousand, eight hundred ninety-eight".